单词micropyle
n.: 【植】珠孔；卵孔；【动】卵(膜)孔
网络: 卵膜孔；精孔；有个精孔
【植物;植物学】珠孔;卵孔
【动物;动物学】卵(膜)孔
微隙
卵膜孔
复数：micropyles
At the center is a minute opening, called a micropyle, through which the sperm enters the egg.
它的中央有个微小的开口，称为卵孔，精子通过这个孔进入卵内。
After fertilization through the micropyle, the zygote turned into dormancy status without certain time phase.
成熟胚囊经珠孔受精后，合子休眠，休眠时间不确定。
In third stage, at maturing of the embryo sac, pollen tubes grow directionally toward micropyle into embryo sac.
朝珠孔定向生长阶段，胚囊成熟时，花粉管朝珠孔定向生长进入胚囊。
Porogamy The usual method of fertilization in angiosperms in which the pollen tube enters the ovule by the micropyle. Compare chalazogamy.
被子植物通常的受精方式。花粉管通过珠孔进入胚珠。比较。
In radicle areas, there are palisade cells and a lucuna which located above micropyle and formed via knockdown parenchyma cells .
胚根区有栅栏状细胞，珠孔区以上有薄壁细胞解体后形成的断裂层。
On this butterfly egg, the lacy pattern marks the micropyle, where sperm enters.
在这种蝴蝶卵上，花边图案表示精子进入的卵孔。
micropyle Opening in egg capsule through which spermatozoa enter.
卵孔在精子进入过打开的卵鞘。
micropyle formed by inner integument or by both integuments.
珠孔由内珠被或者两层珠被形成。
There the sperm must find and swim through an opening at one end of the egg, the micropyle.
精子必须寻找到卵，并从一端的珠孔（micropyle）游入其中。
Developmental Morphology of Obturator and Micropyle and Pathway of Pollen Tube Growth in Ovary in Phellodendron amurense (Rutaceae)
黄檗（芸香科）的珠孔塞和珠孔的形态发育及花粉管在子房室中的生长路径