单词：proembryo
[医] 前胚(植物)
plant after fertilization, but before the formation of the embryo.
n. The primary growth from the spore in certain
cryptogamous plants; as, the proembryo, or protonema, of mosses.
proembryo的用法和样例：
例句
- The multicellular proembryo and globular embryo possessed uniserial or untidy disposal multi-cellular suspensor.在多细胞原胚及球形胚期具有单列或不规则排列的多细胞胚柄。
- At the late proembryo stage, the cells in the top part of the camp column were gradually deformed and degenerated.到了原胚游离核后期，帐篷柱的顶端细胞发生变形解体。
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