plumule

英 ['pluːmjuːl] 美 ['pluːmjuːl]

• n. 【植】胚芽；【鸟】绒羽

英英释义

Noun:

1. down feather of young birds; persists in some adult birds

例句

用作名词 (n.)

1. The drupe fruit tree can't bear fruit in the dysplasia of the plumule.
   核果类果树在胚芽发育异常时不能坐果。