n. 精子;精液;鲸蜡油
网络 精虫; 产生精子; 鲸油
It only takes one sperm to fertilize an egg.
只需一个精子就可以使卵受精。
Conception occurs when a single sperm fuses with an egg.
当一个精子和一个卵子结合时受孕就发生了。
Each male ejaculation will contain up to 300 million sperm.
男性每次射精的精液含多达三亿个精子。
The sperm fuses with the egg to begin the process of fertilization.
精子与卵子结合开始受精过程。
The sperm sample is checked under the microscope before insemination is carried out.
进行受精前用显微镜检查精子样本。