bud

bud1
noun
  1. a compact knob-like growth on a plant which develops into a leaf, flower, or shoot
    芽，蓓蕾
    ■(Biology)an outgrowth from an organism, e.g. a yeast cell, that separates to form a new individual without sexual reproduction taking place
    (生)芽体
    ■[with modifier](Zoology)a rudimentary leg or other appendage of an animal which has not yet grown, or never will grow, to full size
    (动)退化的腿，不发育（或已退化）的其他附器
(budded, budding)
  1. [no obj.](Biology)(of a plant or animal) form a bud
    (生)（植物）发芽，萌芽；（动物）生出芽体
    new blood vessels bud out from the vascular bed.
    新的血管从血管床生出。
    [with obj.]tape worms bud off egg-bearing sections from their tail end.
    蠕虫从它们的尾尖产下含卵的芽体。
    ■[with obj.]graft a bud of (a plant) on to another plant
    芽接，把（一种植物）的芽嫁接到另一种植物上
常用词组
in bud
  1. (of a plant) having newly formed buds
    （植物）发芽
语源
  1. late Middle English : of unknown origin
bud2
noun
  1. (N. Amer. informal)a friendly form or address from one boy or man to another
    (北美，非正式)老兄，老弟，哥们（男孩或男人之间的友善称呼）
语源
  1. mid 19th cent.: abbreviation of buddy
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