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单词 ground
释义
noun | verb | adjective | verb
groundground1 /graʊnd/ ●●● S1 W1 noun Etymology
ETYMOLOGYground1
Origin: Old English grund
Collocations
COLLOCATIONS
 The ground was covered with snow.
 A large branch was lying on the ground.
 The platform is at least four inches off the ground (=above the ground).
 Miners work 10-hour shifts below ground.
 The ground is too hard to plant trees now.
 The forest is a feeding ground for moose and deer.
 Residents went to higher ground (=a hill, for example) to escape the flood.
 My opposition to the war is based on moral grounds.
 They have no legal grounds to file a lawsuit.
 Zoe was awarded compensation on the grounds that the doctor had been negligent.
 Scientists are breaking new ground in surgical techniques (=discovering new ideas).
 Vaughn’s book covers much of the same ground as Graham’s (=the same things).
 Keith’s on familiar ground with computers (=dealing with a subject he knows a lot about).
 His speech covered a lot of ground.
 He’s on dangerous ground here in terms of political correctness (=talking about something that might be offensive or embarrassing).
 At this point, I must admit I’m on shaky ground (=talking about something you are not sure about).
(=discussing a subject that you know a lot about or that no one is likely to disagree with) She’s on solid ground when it comes to tax law.
Thesaurus
THESAURUSearth
a)the surface of the Earth:  The ground was covered with snow. A large branch was lying on the ground.b)the soil on and under the surface of the Earth:  The ground is too hard to plant trees now. Most of the surrounding area is marshy ground.
the solid part of the Earth’s surface that is not covered by water:  After a week on the ship, it was nice to be back on land.
the surface of the planet that we live on:  The huge explosion made the earth shake.
a particular type of land:  We hiked across the rocky terrain.
the ground in an ocean, forest, or cave:  The forest floor was covered with pine needles.
the ground at the bottom of a river, lake, ocean, etc.:  The sandy bed of the river felt nice on her toes.
the substance that plants grow in. Dirt sounds more informal than soil:  The soil in this part of the country is excellent for growing crops.
very wet soil:  The fields turned to mud after the rain.
1EARTH [singular, uncountable] a)the surface of the Earth → floor:  The ground was covered with snow. A large branch was lying on the ground. The platform is at least four inches off the ground (=above the ground). Miners work 10-hour shifts below ground. b)the soil on and under the surface of the Earth:  The ground is too hard to plant trees now. Most of the surrounding area is marshy ground.THESAURUSland – the solid part of the Earth’s surface that is not covered by water:  After a week on the ship, it was nice to be back on land.earth – the surface of the planet that we live on:  The huge explosion made the earth shake.terrain – a particular type of land:  We hiked across the rocky terrain.floor – the ground in an ocean, forest, or cave:  The forest floor was covered with pine needles.bed – the ground at the bottom of a river, lake, ocean, etc.:  The sandy bed of the river felt nice on her toes.soil/dirt – the substance that plants grow in. Dirt sounds more informal than soil:  The soil in this part of the country is excellent for growing crops.mud – very wet soil:  The fields turned to mud after the rain.2AREA OF LAND a)[countable] a large area of land or ocean that is used for a particular activity or sport: a hunting/feeding/burial etc. ground The forest is a feeding ground for moose and deer. b)grounds [plural] the land or gardens around a building:  Guards patrolled the prison grounds. c)[uncountable] an area of land, usually without many trees or buildings on it:  This ground is considered sacred by local tribes. Residents went to higher ground (=a hill, for example) to escape the flood.3REASON grounds [plural] a reason, especially one that makes you think that something is true or correct: ground for Mental cruelty can be grounds for divorce. My opposition to the war is based on moral grounds. They have no legal grounds to file a lawsuit. Zoe was awarded compensation on the grounds that the doctor had been negligent.4SUBJECT [uncountable] a particular subject, topic, set of opinions, area of experience, etc.:  Scientists are breaking new ground in surgical techniques (=discovering new ideas). Vaughn’s book covers much of the same ground as Graham’s (=the same things). Keith’s on familiar ground with computers (=dealing with a subject he knows a lot about). His speech covered a lot of ground. He’s on dangerous ground here in terms of political correctness (=talking about something that might be offensive or embarrassing). At this point, I must admit I’m on shaky ground (=talking about something you are not sure about).on firm/solid/safe ground (=discussing a subject that you know a lot about or that no one is likely to disagree with) She’s on solid ground when it comes to tax law.5SMALL PIECES grounds [plural] the small pieces of something such as coffee which sink to the bottom of a liquid:  There were coffee grounds in the sink.6lose ground to lose an advantage and become less successful:  The radicals have steadily lost ground to the moderates.7gain ground a)to get an advantage and become more successful:  Stock prices gained ground in late trading today. b)if an idea, belief, etc. gains ground, it starts to become accepted or believed by more people:  Respect for human rights continues to gain ground.8common/middle ground an area of opinion that two people or groups share:  The two candidates found little common ground.9get (something) off the ground if a plan, a business idea, etc. gets off the ground, or if you get it off the ground, it starts to be successful:  Construction of the theme park never got off the ground.10stand/hold your ground a)to refuse to change your opinion in spite of opposition:  Kessler vowed to stand his ground and fight for justice. b)to stay where you are when someone threatens you, in order to show him or her that you are not afraid11give ground to change your opinion, or to agree that someone else is right about something:  Neither side gave ground in the budget battle.12cover a lot of ground a)to travel a very long distance:  We covered a lot of ground in two weeks. b)to deal with a lot of information or many subjects in a short time or in a short piece of writing13to the ground until nothing is left standing:  The whole building burned to the ground.14from the ground up starting with the most basic things or the least important people and moving all the way up through the most important:  They say they’re going to reorganize the whole company from the ground up.15fertile ground/breeding ground a situation in which it is easy for something to develop:  The housing projects are fertile ground for drug dealers.16on the ground in the actual place where something, especially a war, is happening, rather than in another place where it is being discussed:  While the talks continue, the situation on the ground is worsening.17work/drive/run yourself into the ground to work so hard that you become extremely tired:  Kay’s working herself into the ground trying to meet her deadlines.18on your own ground (also on home ground) in the place or situation that is most familiar to you, or where you feel the most comfortable:  I wouldn’t dream of meeting my ex-husband again unless I was on home ground.19ELECTRICAL [singular] science, physics a wire that connects a piece of electrical equipment to the ground for safety20BACKGROUND [countable] technical the background for a design, painting, etc. SYN background[Origin: Old English grund] → see also break fresh/new ground at break1 (35), have/keep both feet on the ground at foot1 (20), hit the ground running at hit1 (25), take/claim/seize etc. the moral high ground at moral1 (5)
noun | verb | adjective | verb
groundground2 ●○○ verb Verb Table
VERB TABLE
ground
Simple Form
PresentI, you, we, theyground
he, she, itgrounds
PastI, you, he, she, it, we, theygrounded
Present perfectI, you, we, theyhave grounded
he, she, ithas grounded
Past perfectI, you, he, she, it, we, theyhad grounded
FutureI, you, he, she, it, we, theywill ground
Future perfectI, you, he, she, it, we, theywill have grounded
Continuous Form
PresentIam grounding
he, she, itis grounding
you, we, theyare grounding
PastI, he, she, itwas grounding
you, we, theywere grounding
Present perfectI, you, we, theyhave been grounding
he, she, ithas been grounding
Past perfectI, you, he, she, it, we, theyhad been grounding
FutureI, you, he, she, it, we, theywill be grounding
Future perfectI, you, he, she, it, we, theywill have been grounding
1[transitive usually passive] to refuse to allow an aircraft or pilot to fly:  All planes are grounded until the fog clears.2be grounded in/on something to be based on something:  Our beliefs are firmly grounded in reality.3[transitive] informal to punish a child by making them stay home and not allowing them to see their friends for a particular period of time:  You’ll be grounded for a week if I catch you smoking again.4[transitive] science, physics to make a piece of electrical equipment safe by connecting it to the ground with a wire:  Ground the black cable to the engine block.5[intransitive, transitive] if you ground a boat, or if it grounds, it hits ground where the water is not very deep so that it cannot move → see also well-groundedground somebody in something phrasal verb to teach someone the basic things he or she should know in order to be able to do something:  Most parents want their children to be grounded in the basics of reading and writing.ground out phrasal verb to hit a ball in baseball so that it goes over the ground to a player who throws the ball to first base before you get there so that you are out
noun | verb | adjective | verb
groundground3 adjective [only before noun] 1ground beef/turkey/pork etc. meat that has been cut up into very small pieces, often formed into a shape to be cooked, for example for hamburgers2ground coffee or nuts have been broken up into powder or very small pieces, using a special machine
noun | verb | adjective | verb
groundground4 verb Verb Table
VERB TABLE
ground
Simple Form
PresentI, you, we, theyground
he, she, itgrounds
PastI, you, he, she, it, we, theygrounded
Present perfectI, you, we, theyhave grounded
he, she, ithas grounded
Past perfectI, you, he, she, it, we, theyhad grounded
FutureI, you, he, she, it, we, theywill ground
Future perfectI, you, he, she, it, we, theywill have grounded
Continuous Form
PresentIam grounding
he, she, itis grounding
you, we, theyare grounding
PastI, he, she, itwas grounding
you, we, theywere grounding
Present perfectI, you, we, theyhave been grounding
he, she, ithas been grounding
Past perfectI, you, he, she, it, we, theyhad been grounding
FutureI, you, he, she, it, we, theywill be grounding
Future perfectI, you, he, she, it, we, theywill have been grounding
 the past tense and past participle of grind
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更新时间：2024/11/10 17:25:57