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单词 charlock
释义

Definition of charlock in English:

charlock

noun ˈtʃɑːlɒk
mass noun
  • A wild mustard with yellow flowers, which is a common weed of cornfields.

    Sinapis arvensis, family Cruciferae

    Example sentencesExamples
    • Chickweed, charlock (yellow flowers) and runch (white flowers) plants are now big enough to cause some concern.
    • At one test site, researchers found a GM version of the common weed charlock growing in the field, the year after the GM trial.
    • Most botanists believe the place to be W. Asia and the main ancestral wild plant to be Raphanus raphanistrum, a type of charlock, but it is likely that other wild ancestors would have crossed with this.
    • In California, the cultivated radish, Raphanus sativus, and the jointed charlock, R. raphanistrum, have completely merged.

Origin

Old English cerlic, cyrlic, of unknown origin.

 
 

Definition of charlock in US English:

charlock

noun
  • A wild mustard with yellow flowers, commonly found as a weed in fields and along roadsides.

    Brassica kaber (or Sinapis arvensis), family Brassicaceae

    Example sentencesExamples
    • At one test site, researchers found a GM version of the common weed charlock growing in the field, the year after the GM trial.
    • Chickweed, charlock (yellow flowers) and runch (white flowers) plants are now big enough to cause some concern.
    • Most botanists believe the place to be W. Asia and the main ancestral wild plant to be Raphanus raphanistrum, a type of charlock, but it is likely that other wild ancestors would have crossed with this.
    • In California, the cultivated radish, Raphanus sativus, and the jointed charlock, R. raphanistrum, have completely merged.

Origin

Old English cerlic, cyrlic, of unknown origin.

 
 
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更新时间:2024/9/20 18:49:06