Ovulation usually takes place 14 days after the beginning of menstrual cycle.

As ovulation gets nearer, oestrogen levels rise.

临近排卵期，雌激素的分泌量随之增加。

By noticing these changes, the woman can tell when ovulation is about to occur.

女性通过留心这些变化就能判断排卵的日期。

Elevated progesterone levels in the blood usually are associated with ovulation.

血黄体酮水平升高通常与排卵有关.

All are the major causes of ovulatory dysfunetional sterility.

以上均为排卵功能障碍性不孕的主要病机.

Nine infertile women were dynamically observed by ultrasound B. Eachwoman was observed for two ovulatory cycles.

用实时超声动态监测9例不孕妇女卵泡发育及排卵,每例监察2个排卵周期,其中3例无排卵周期妇女在B超监测下实行药物诱导治疗.

Nutrients pass through the funicle to the ovule and seed.

营养物质通过珠柄传递到胚珠和种子.

Growing straight , so that the micropyle is at the end opposite the stalk. Used an ovule.

直生的直立生长以至珠孔在茎的另一端的. 用于形容胚珠.

A stalk connecting an ovule or a seed with the placenta.

珠柄与胚珠或含胎座的种子相接的叶柄.

Frequently the basal ovule, which is the last one to be fertilized would abort.

最后受精的基生胚珠经常败育.

The ovule of Hyoscyamus niger is renuinullceate.

天仙子(Hyoscyamusniger)胚珠为薄珠心胚珠.

Male reproductive cells travel down the tube and join with the ovule, fertilizing it.

雄性生殖细胞到达花柱然后加入卵子, 使它授精.

Chalaza ( pl . chalaxae or chalazas ) The region of an angiosperm ovule where the nucellus and integuments merge.

合点 :被子植物胚珠上的一个区域,在合点处珠心和珠被愈合.

Testa The hard dry protective covering of a seed, formed from the integuments of the ovule.

外种皮:覆盖在种子外部的坚硬干燥的保护层, 由胚珠的珠被发育形成.

Ovarian 2 rooms, ovule much line, style filiform, post tongue shape is compressed.

子房2室, 胚珠多列, 花柱丝状, 柱头舌状扁平.

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.

The fertilized ovule becomes the seed, and the ovary becomes the fruit.

已受精的卵子成为种子, 而子房变成了果实.

Ovarian half, ovule majority, the seed has a wing.

子房半下位, 胚珠多数, 种子有翅.

The spherical embryonic mass of blastomeres formed before and resulting from cleavage of the fertilized ovum.

桑椹胚形成于''.'囊'.''胚之前且处于胚胎''.'期'. ''内的球形裂球群,由受精卵细胞的分裂而成.

One pc of germ cell approaches to a ovum quietly at first.

一个精子一马当先悄悄接近卵子.

By day 11 the ovum begins to attach and implant in the lining of the uterus.

到第11天卵子着床嵌入子宫内壁.