胚芽,胚茎;(小鸟的)绒羽;幼芽;
Coleoptile A sheath like structure that protects the developing plumule in grasses.
用来保护发育的胚芽的鞘状的结构.
The drupe fruit tree can't fruit in the dysplasia of the plumule.
核果类果树在胚芽发育异常时不能坐果.
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