单词 | micropyle |
释义 | micropyle【医】 卵孔, 珠孔 micropyle mi.cro.pyle AHD: [mº“kr…-pºl”] D.J. [6ma!kr*7pa!l]K.K. [6ma!kr*7pa!l]n.(名词)1. 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2. 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,精子可由此进入语源:1. micro- micro-2. Greek pul¶ [gate] 希腊语 pul¶ [门] 继承用法:mi”cropy“lar adj.(形容词) |
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