名词

1. 精子
A sperm is a cell which is produced in the sex organs of a male animal and can enter a female animal's egg and fertilize it.

2. 精液
Sperm is used to refer to the liquid that contains sperm when it is produced.

1. the male reproductive cell
the male gamete

e.g. a sperm is mostly a nucleus surrounded by little other cellular material

Synonym: sperm cellspermatozoonspermatozoan