Each ovule contains an embryo sac.

每个胚珠都包含一个胚囊。

The ovule is located within the ovary of the flower.

胚珠位于花的子房内。

The ovule develops into a seed after fertilization.

胚珠受精后发育成种子。

The pollen tube grows towards the ovule for fertilization.

花粉管向胚珠生长以进行受精。

Botanists study the structure of the ovule to understand plant reproduction.

植物学家研究胚珠的结构以了解植物的繁殖。

Ovule pendulous on long funicle;

在长珠柄上，胚珠下垂；

And where is the position of its ovule?

胚珠生于什么位置等。

Ovule 1 per carpel, anatropous, pendulous.

胚珠1每心皮，倒生，下垂。

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.

The abnormal ovule often appear simultaneously with the abnormal anther.

胚珠的异常常伴随着花药的异常而发生。