释义 |
mi·cro·pyle AHD[mīʹkrə-pīl'] D.J.[ˈmaɪkrəˌpaɪl]K.K.[ˈmaɪkrəˌpaɪl]n.(名词)- Botany A minute opening in the ovule of a seed plant through which the pollen tube usually enters.【植物学】 珠孔:种子植物胚珠上的小开口,通常花粉管由此进入胚珠
- Zoology A pore in the membrane covering the ovum of some animals through which a spermatozoon can enter.【动物学】 卵膜孔:一些动物卵细胞覆盖膜上的小孔,精子可由此进入
- micro- micro-
- Greek pulē [gate] 希腊语 pulē [门]
mi'cropyʹlar adj.(形容词) |