单词：polyembryony
due either to the existence and fertilization of more than one
embryonic sac or to the origination of embryos outside of the embryonic
sac.
polyembryony的用法和样例：
例句
- Cleavage polyembryony was observed in this plant.台湾肖楠的胚胎发育属于分裂性多胚。
- The occurrence of more than one embryo in the ovule denotes polyembryony.在胚珠中有一个以上的胚发生是表示多胚现象。
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