- 双语例句
1、
Activation of nucellar cells by discharge from the pollen tubes has been claimed.
认为由花粉管的流出物能使珠心细胞活化.
辞典例句
2、
A single archesporium differentiates immediately below the nucellar epidermis, it functions directly the megaspore mother cell.
孢原细胞处于珠心表皮之下, 直接起大孢子母细胞的功能.
——期刊摘选
3、
The nucellar epidermal cell cuts off several layer nucellar parietal cells.
珠心表皮细胞平周分裂产生多层珠心周缘细胞,为厚珠心.
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4、
The nucellar embryo suspensor , its development passed through the similar stages of the zygotic embryo.
珠心胚发育经历与合子胚相同的发育阶段.
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5、
In mature embryo sac, the nucellar cap is composed of 2～7 layer of cells.
珠心帽在胚囊成熟时, 具有2～7层细胞.
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