英语语法分析

In these species, fertilized eggs develop into females and unfertilized eggs into males.

在这些物种中，受精卵发育为雌性，未受精卵发育为雄性。

In the unfertilized egg, the substances are inactive and are not distributed homogeneously.

在未受精卵中，这些物质是不活跃的，而且分布不均匀。

A female stores sperm and can determine the sex of each egg she lays by fertilizing it or leaving it unfertilized.

雌性储存精子，可以通过受精或不受精来决定每一个卵细胞的性别。