ovum

英 ['??v?m] 美['ov?m]

TEM8擴展詞匯

復數:?ova;

ovum 卵子

來自拉丁語ovum,卵，詞源同egg.

ovum (n.): (plural ova), 1706, from Latin ovum "egg," cognate with Greek oon, Old Norse egg, Old English ?g, all perhaps from PIE root *awi- (see egg (n.)).

1. Once the ovum is released it has a lifespan of 12 to 36 hours.: 卵子排出后可存活12至36小時。

2. By day 11 the ovum begins to attach and implant in the lining of the uterus.: 到第11天卵子著床嵌入子宮內壁.

3. One pc of germ cell approaches to a ovum quietly at first.: 一個精子一馬當先悄悄接近卵子.

4. Then you put that ovum into a different female's stomach.: 然后,將那個卵細胞放到一個不同的雌性腹中.

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