noun🔗Share珠孔 In seed-bearing plants, a small opening in the integuments of the ovule through which sperm are able to access the ovum."The pollen tube grows towards the micropyle of the ovule, allowing the sperm to fertilize the egg inside and start seed development. "花粉管会朝着珠子的珠孔生长，使得精子能够进入其中，使卵子受精，并开始种子发育。biologyplantseedanatomyorganChat with AIVocabulary GamePractice Reading
noun🔗Share珠孔，卵孔 The hilum of an ovum at the point of attachment to the ovary; any opening in the coverings of an ovum by which spermatozoa may find entrance."The sperm cell entered the egg through the micropyle, initiating fertilization. "精子通过珠孔进入卵子，开始了受精过程。anatomybiologyorganplantsexorganismphysiologyseedChat with AIVocabulary GamePractice Reading
