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单词 bud
释义

bud1

nounPlural buds bʌdbəd
  • 1A compact growth on a plant that develops into a leaf, flower, or shoot.

    Example sentencesExamples
    • In addition, they have four or five scaly leaves with lateral buds on their epicotyl.
    • The ratio between the number of leaf and flower primordia per bud varied with shoot type.
    • In shoots, strong CHL1 expression is found in young leaves and developing flower buds.
    • When the plants flowered, buds of different developmental stages were removed from the main inflorescence and the petals were dissected from the flower bud under a binocular microscope.
    • The newly emerged adults feed on young leaves and flower buds.
    • After 48 days of growth, the number of flowers, buds, and seed pods on each plant was counted as a measure of the total flower number.
    • The leafy stems, bearing terminal preformed flower buds, sprout from the underground tuberous roots in early spring.
    • Flower buds and leaves were collected from flowering plants in each population and stored in zipper sealed plastic bags on ice.
    • Aphids also tend to like tender shoots and flower buds as these organs have a lot of phloem transport; this causes bud loss and fewer new leaves.
    • New leaves and flower buds develop before Christmas and usually open in January and, depending on the severity of the winter, by February it has formed a clump of blooms and foliage.
    • Flower buds develop in leaf nodes in the upper part of the flowering shoot.
    • Leaf discs and the unpollinated pistils of unopened flower buds from both the control and HTS-treated plants were also collected for total RNA extraction.
    • The new winter flowering pansies seemed to be raring to go when we planted them on Sunday and are already showing signs of leaf growth and new flower buds.
    • Quail typically hunt for seeds, grain, grasses, plant leaves and buds, acorns, and insects.
    • Burbank studied life at its fountain head - in the marvelous little buds and shoots and leaves that burgeon forth each spring to fill us anew with the awe for nature.
    • After a rain, its barren, gray-black stems change overnight to green as small leaves emerge from buds covering the plant.
    • Flower meristem, flower buds, and leaves from green and 2 d-etiolated plants were analysed for ATP and ADP contents.
    • Take off side shoots and flower buds and cut large leaves in half to reduce water loss.
    • Spent flower blooms and affected buds, leaves or stems should be removed when plants are dry.
    • Sampson is also looking at ways to control the blueberry gall midge, a fly that attacks the flower and leaf buds of blueberry plants.
    Synonyms
    sprout, shoot, flowerlet, floret
    1. 1.1Biology An outgrowth from an organism, e.g. a yeast cell, that separates to form a new individual without sexual reproduction taking place.
      Example sentencesExamples
      • Careful examination of serial sections failed to ascertain the presence of true meristematic cells in these atrophied buds.
      • The next day 30-50 cells containing small buds were micromanipulated to isolated areas of the plate.
      • Cells with a small bud or tiny projections were observed.
      • At this point, 60% of the cells had large buds that continued to elongate with prolonged incubation.
      • Moreover, in flocculent strains such as 1278b it is difficult to distinguish between two adherent cells and a cell with a large bud.
    2. 1.2Zoology with modifier A rudimentary leg or other appendage of an animal which has not yet grown, or never will grow, to full size.
      in certain limbless lizards and snakes a limb bud develops
      Example sentencesExamples
      • At this time the limb bud can undergo as much as a three-fold increase in size.
      • During the embryonic stage, the tonsils arise from the second pharyngeal pouch as buds of endodermal cells.
      • Around the 8th week after conception, oval-shaped tooth buds consisting of cells form in the embryo.
      • This probably reflects the presence of stem cells in the nail bud rather than cell dedifferentiation.
      • At the time of tooth bud formation, each tooth begins a continuous movement outward in relation to the bone.
  • 2US informal mass noun Cannabis.

    I found him outside, smoking some bud
    Example sentencesExamples
    • I eventually and begrudgingly passed it on, but only once the burning bud had been smoked to ash.
    • These drugs were alcohol, marijuana (including "regular" and high-potency marijuana or "bud"), and ecstasy (a recreational drug, the use of which peaked during the time of this study).
    • Very relaxing and ultra potent, the smoke from this legal bud is sure to impress ANY herbal toker.
    • The Aussies were smoking high-quality B.C. bud and waxing their snowboards with hydrocarbon Swix and a clothes iron.
    • Contrary to what the media hype over "BC Bud" would have the public believe, the vast majority of marijuana imported into the U.S. comes from Mexico.
    • Meanwhile, bud has been demonized, criminalized, and the drug war has been industrialized.
    • They must have some killer bud.
    • Unlike anything else legally available today, this bud is ultra potent.
verbbudded, buds, budding bʌdbəd
[no object]Biology
  • 1(of a plant or animal) form a bud.

    new blood vessels bud out from the vascular bed
    Example sentencesExamples
    • In the absence of growth inhibition cells are smaller and follow the normal axial budding pattern of haploid cells, in which new cells bud adjacent to the previous site of cytokinesis.
    • Spring growth was budding on the shrubs around the front porch, the weather vane atop one of the turrets facing out to the lake.
    • Egg chambers bud off from the germarium, although they are abnormal.
    • Spring has come to Shanghai and we can again see flowers blooming and trees budding.
    • Meanwhile, bulbs and seeds sprout, trees bud, and insects emerge and start consuming the tender foliage.
    • The squirrels and the chipmunks frolicked in the interlacing tree branches that budded with new life.
    • At one point the temperature was up to 11C; nature has been knocked out of kilter, with adders emerging from hibernation and plants budding.
    • Moreover, tetraploid cells do not bud or show abnormal mitotic spindles when placed in water.
    • It buds late and therefore avoids devastation by most spring frosts but is an irregular yielder.
    • The tips of these aerial hyphae swell to form a vesicle, and layers of cells bud off of the vesicle.
    • The virion of MuLV classifies it as a C-type virus, which assembles at the surface of infected cells, and acquires a plasma membrane envelope as it buds from a cell.
    • Mitochondria are dynamic structures, constantly changing shape, budding and fusing.
    • Meanwhile, corals bud on, and both their sexual and asexual activities provide evidence of reproductive success and hybrid forms that continue to puzzle geneticists.
    • Inland, willows are budding and azaleas are blooming.
    • Additionally, the coil has bioactive properties to promote healing of the aneurysm ‘neck’ where it buds from the blood vessel.
    • No harm will come to your rose if it has already started to bud up and grow and you prune it back during that stage.
    • When the limits of the substrate have been reached, a Hydractinia colony will bud reproductive polyps called gonozooids from the stolonal mat.
    • Many of the carpets use flowers and wheels, both suggestive of a cyclical life: flowers bud, bloom, and then die, and their beauty is only ephemeral.
    • One effect is that flowers are now budding 19 days earlier as spring moves forwards.
    • A dancer's career is in any case as brief as that of a spring flower - it buds, it blooms, it fades, leaving behind just the fleet fragrance of memories.
    Synonyms
    sprout, shoot, form/develop buds, send out shoots, germinate, burgeon, swell, vegetate, mature
    technical pullulate
    1. 1.1with object Graft a bud of (a plant) on to another plant.
      Example sentencesExamples
      • Rather than having been budded onto a rootstock, shrublets grow on their own roots, making these plants less susceptible to the ravages of winter.
      • The most vulnerable point on most rose plants is the bud union - the point at which the rose variety was budded onto a rootstock.
      • Most roses are budded onto a hardy rootstock, so there will be a ‘neck’ that's about 4 inches long just above the roots.
      • Most plants that were imported from France and Israel, were budded onto Rosa indica major (referred to as ‘Indica’) selections.
      • It is something of a myth that only roses that have been budded on to a rootstock by a nurseryman will grow.

Phrases

  • in bud

    • (of a plant) having newly formed buds.

      pale pink flowers which are of deeper colour in bud
      Example sentencesExamples
      • Spring bulbs and wild flowers are in bud, some in bloom.
      • Oil is strongest when the plant is in bud but before flowers open.
      • Only a few flowers of Utricularia cornuta, normally abundant at this season, were noted; and Lophiola aurea, another plant normally in good bloom at this date, was in bud only.
      • Aromatic oils are most concentrated when herb plants are in bud, so that's a good time to harvest, although you can certainly take cuttings here and there during the growing season.
      • This spring-flowering species has elegant slender stems, suspended from which are pendulous bell-shaped flowers, very green in bud, opening to cream, crisscrossed with green and maroon netted markings.
      • The late spring blossom is pink in bud, opening white, and the ovoid fruits, which are brilliant orange-red, deepening to crimson, last extremely well despite their appetising colouring.
      • You can buy the bulbs and pot them up or plants will be available in bud.
      • During a field visit the following spring, approximately 100 plants were observed, mostly in bud, on a seasonally moist, sandy substrate with vegetation mowed on a regular basis.
      • About 10 percent of the population was in bud or early flower on that date, but many plants were still in a pre-bud stage.
      • A suburban landscape, neatly mowed lawns, trees in bud, faces I have known all or the better part of my life, the backdrop of my childhood.

Origin

Late Middle English: of unknown origin.

Rhymes

blood, crud, cud, dud, flood, Judd, mud, rudd, scud, spud, stud, sudd, thud

bud2

nounPlural buds bʌdbəd
North American informal
  • A friendly form of address from one boy or man to another.

    I'll tell you what, bud
    Example sentencesExamples
    • I've only got enough Spaghettio's for my family, bud.
    • Ariela smiled slyly, ‘Thanks, bud,’ she said and ran towards it.
    • He dragged his bags past us, and giving a distasteful look at me said, ‘Want some advice, bud?’
    • They just wanted to get together for one more night and bid my son farewell - to say, ‘We love you, bud, and we're going to miss you.’
    • But I can still give you a run for your money, bud.
    • That's a very interesting theory there, bud.
    • And don't bring up Liz again tonight, all right, bud?
    • Not verbally, but I could just tell, it was a feeling, bud.
    • Well, I'll tell ya, bud, until you find yourself a prince who will take you away from all this, it's not about you.
    • ‘Because she's as head over heels as you are, bud,’ James answered.

Origin

Mid 19th century: abbreviation of buddy.

 
 

bud1

nounbədbəd
  • 1A compact growth on a plant that develops into a leaf, flower, or shoot.

    Example sentencesExamples
    • Take off side shoots and flower buds and cut large leaves in half to reduce water loss.
    • When the plants flowered, buds of different developmental stages were removed from the main inflorescence and the petals were dissected from the flower bud under a binocular microscope.
    • Aphids also tend to like tender shoots and flower buds as these organs have a lot of phloem transport; this causes bud loss and fewer new leaves.
    • Spent flower blooms and affected buds, leaves or stems should be removed when plants are dry.
    • The new winter flowering pansies seemed to be raring to go when we planted them on Sunday and are already showing signs of leaf growth and new flower buds.
    • The ratio between the number of leaf and flower primordia per bud varied with shoot type.
    • In addition, they have four or five scaly leaves with lateral buds on their epicotyl.
    • In shoots, strong CHL1 expression is found in young leaves and developing flower buds.
    • Quail typically hunt for seeds, grain, grasses, plant leaves and buds, acorns, and insects.
    • The leafy stems, bearing terminal preformed flower buds, sprout from the underground tuberous roots in early spring.
    • Flower meristem, flower buds, and leaves from green and 2 d-etiolated plants were analysed for ATP and ADP contents.
    • New leaves and flower buds develop before Christmas and usually open in January and, depending on the severity of the winter, by February it has formed a clump of blooms and foliage.
    • The newly emerged adults feed on young leaves and flower buds.
    • After 48 days of growth, the number of flowers, buds, and seed pods on each plant was counted as a measure of the total flower number.
    • Sampson is also looking at ways to control the blueberry gall midge, a fly that attacks the flower and leaf buds of blueberry plants.
    • Flower buds and leaves were collected from flowering plants in each population and stored in zipper sealed plastic bags on ice.
    • After a rain, its barren, gray-black stems change overnight to green as small leaves emerge from buds covering the plant.
    • Burbank studied life at its fountain head - in the marvelous little buds and shoots and leaves that burgeon forth each spring to fill us anew with the awe for nature.
    • Leaf discs and the unpollinated pistils of unopened flower buds from both the control and HTS-treated plants were also collected for total RNA extraction.
    • Flower buds develop in leaf nodes in the upper part of the flowering shoot.
    Synonyms
    sprout, shoot, flowerlet, floret
    1. 1.1Biology An outgrowth from an organism, e.g. a yeast cell, that separates to form a new individual without sexual reproduction taking place.
      Example sentencesExamples
      • Careful examination of serial sections failed to ascertain the presence of true meristematic cells in these atrophied buds.
      • Cells with a small bud or tiny projections were observed.
      • The next day 30-50 cells containing small buds were micromanipulated to isolated areas of the plate.
      • At this point, 60% of the cells had large buds that continued to elongate with prolonged incubation.
      • Moreover, in flocculent strains such as 1278b it is difficult to distinguish between two adherent cells and a cell with a large bud.
    2. 1.2Zoology with modifier (of an animal) a rudimentary leg or other appendage that has not yet grown, or never will grow, to full size.
      Example sentencesExamples
      • At this time the limb bud can undergo as much as a three-fold increase in size.
      • This probably reflects the presence of stem cells in the nail bud rather than cell dedifferentiation.
      • At the time of tooth bud formation, each tooth begins a continuous movement outward in relation to the bone.
      • Around the 8th week after conception, oval-shaped tooth buds consisting of cells form in the embryo.
      • During the embryonic stage, the tonsils arise from the second pharyngeal pouch as buds of endodermal cells.
  • 2US informal Marijuana.

    I found him outside, smoking some bud
    Example sentencesExamples
    • Meanwhile, bud has been demonized, criminalized, and the drug war has been industrialized.
    • The Aussies were smoking high-quality B.C. bud and waxing their snowboards with hydrocarbon Swix and a clothes iron.
    • I eventually and begrudgingly passed it on, but only once the burning bud had been smoked to ash.
    • Unlike anything else legally available today, this bud is ultra potent.
    • Contrary to what the media hype over "BC Bud" would have the public believe, the vast majority of marijuana imported into the U.S. comes from Mexico.
    • These drugs were alcohol, marijuana (including "regular" and high-potency marijuana or "bud"), and ecstasy (a recreational drug, the use of which peaked during the time of this study).
    • Very relaxing and ultra potent, the smoke from this legal bud is sure to impress ANY herbal toker.
    • They must have some killer bud.
verbbədbəd
[no object]Biology
  • 1(of a plant or animal) form a bud.

    new blood vessels bud out from the vascular bed
    with object tapeworms bud off egg-bearing sections from their tail end
    Example sentencesExamples
    • Spring growth was budding on the shrubs around the front porch, the weather vane atop one of the turrets facing out to the lake.
    • No harm will come to your rose if it has already started to bud up and grow and you prune it back during that stage.
    • One effect is that flowers are now budding 19 days earlier as spring moves forwards.
    • At one point the temperature was up to 11C; nature has been knocked out of kilter, with adders emerging from hibernation and plants budding.
    • Additionally, the coil has bioactive properties to promote healing of the aneurysm ‘neck’ where it buds from the blood vessel.
    • Mitochondria are dynamic structures, constantly changing shape, budding and fusing.
    • Spring has come to Shanghai and we can again see flowers blooming and trees budding.
    • It buds late and therefore avoids devastation by most spring frosts but is an irregular yielder.
    • Many of the carpets use flowers and wheels, both suggestive of a cyclical life: flowers bud, bloom, and then die, and their beauty is only ephemeral.
    • When the limits of the substrate have been reached, a Hydractinia colony will bud reproductive polyps called gonozooids from the stolonal mat.
    • Inland, willows are budding and azaleas are blooming.
    • In the absence of growth inhibition cells are smaller and follow the normal axial budding pattern of haploid cells, in which new cells bud adjacent to the previous site of cytokinesis.
    • A dancer's career is in any case as brief as that of a spring flower - it buds, it blooms, it fades, leaving behind just the fleet fragrance of memories.
    • The tips of these aerial hyphae swell to form a vesicle, and layers of cells bud off of the vesicle.
    • The virion of MuLV classifies it as a C-type virus, which assembles at the surface of infected cells, and acquires a plasma membrane envelope as it buds from a cell.
    • Meanwhile, corals bud on, and both their sexual and asexual activities provide evidence of reproductive success and hybrid forms that continue to puzzle geneticists.
    • Moreover, tetraploid cells do not bud or show abnormal mitotic spindles when placed in water.
    • The squirrels and the chipmunks frolicked in the interlacing tree branches that budded with new life.
    • Meanwhile, bulbs and seeds sprout, trees bud, and insects emerge and start consuming the tender foliage.
    • Egg chambers bud off from the germarium, although they are abnormal.
    Synonyms
    sprout, shoot, develop buds, form buds, send out shoots, germinate, burgeon, swell, vegetate, mature
    1. 1.1with object Graft a bud of (a plant) on to another plant.
      Example sentencesExamples
      • Rather than having been budded onto a rootstock, shrublets grow on their own roots, making these plants less susceptible to the ravages of winter.
      • Most roses are budded onto a hardy rootstock, so there will be a ‘neck’ that's about 4 inches long just above the roots.
      • The most vulnerable point on most rose plants is the bud union - the point at which the rose variety was budded onto a rootstock.
      • Most plants that were imported from France and Israel, were budded onto Rosa indica major (referred to as ‘Indica’) selections.
      • It is something of a myth that only roses that have been budded on to a rootstock by a nurseryman will grow.

Phrases

  • in bud

    • (of a plant) having newly formed buds.

      Example sentencesExamples
      • This spring-flowering species has elegant slender stems, suspended from which are pendulous bell-shaped flowers, very green in bud, opening to cream, crisscrossed with green and maroon netted markings.
      • Spring bulbs and wild flowers are in bud, some in bloom.
      • During a field visit the following spring, approximately 100 plants were observed, mostly in bud, on a seasonally moist, sandy substrate with vegetation mowed on a regular basis.
      • A suburban landscape, neatly mowed lawns, trees in bud, faces I have known all or the better part of my life, the backdrop of my childhood.
      • Aromatic oils are most concentrated when herb plants are in bud, so that's a good time to harvest, although you can certainly take cuttings here and there during the growing season.
      • You can buy the bulbs and pot them up or plants will be available in bud.
      • Oil is strongest when the plant is in bud but before flowers open.
      • Only a few flowers of Utricularia cornuta, normally abundant at this season, were noted; and Lophiola aurea, another plant normally in good bloom at this date, was in bud only.
      • The late spring blossom is pink in bud, opening white, and the ovoid fruits, which are brilliant orange-red, deepening to crimson, last extremely well despite their appetising colouring.
      • About 10 percent of the population was in bud or early flower on that date, but many plants were still in a pre-bud stage.

Origin

Late Middle English: of unknown origin.

bud2

nounbədbəd
North American informal
  • A form of address, usually to a boy or man, used especially when the name of the one being addressed is not known.

    listen, bud, I saw you there with my own eyes
    Example sentencesExamples
    • And don't bring up Liz again tonight, all right, bud?
    • Well, I'll tell ya, bud, until you find yourself a prince who will take you away from all this, it's not about you.
    • ‘Because she's as head over heels as you are, bud,’ James answered.
    • But I can still give you a run for your money, bud.
    • He dragged his bags past us, and giving a distasteful look at me said, ‘Want some advice, bud?’
    • Ariela smiled slyly, ‘Thanks, bud,’ she said and ran towards it.
    • Not verbally, but I could just tell, it was a feeling, bud.
    • That's a very interesting theory there, bud.
    • I've only got enough Spaghettio's for my family, bud.
    • They just wanted to get together for one more night and bid my son farewell - to say, ‘We love you, bud, and we're going to miss you.’

Origin

Mid 19th century: abbreviation of buddy.

 
 
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更新时间:2024/12/23 9:05:22