英语语法分析

Non-identical twins are the result of two fertilized eggs implanting in the uterus at the same time.

非同卵双生胎是两个受精卵同时在子宫着床的结果。

《柯林斯英汉双解大词典》

Most of the neurons you have in your head, you had when you were in your mother's uterus.

你头脑中的大部分神经元，早在你处于母亲子宫中时就已经拥有。

If thawed semen is used, it has to be injected directly into the uterus through the ewe's belly wall.

如果使用解冻的精液，它必须通过母羊的腹壁直接注入子宫。