繁殖的英文：
breed
reproduce
propagate

参考例句：

To rear and propagate in abundance.
婉息繁殖。

Breeder [agriculture]
繁殖用动植物[农业]

Breeder seed
繁殖用种子

Rats multiply rapidly.
老鼠繁殖很快。

Ferns reproduce(themselves)by spores.
蕨类植物用孢子繁殖.

To have offspring;multiply.
繁殖子女数目增多

To beget and conceive offspring;reproduce.
生育和孕育后代;繁殖

They were maintained by normal self-pollination
它们保持正常的自花授粉繁殖。

They are taking steps to keep down the rabbit population.
他们采取步骤控制兔子的繁殖增长。

The question regarding is taken applicable only with respect to genetic drift.
因此近来繁殖问题只选用于遗传漂变。

breed是什么意思：
v. 产仔；孵卵；繁殖；饲养；育种；养育；培育；惹起；产生
n. 品种；种；种类，类型

To breed or propagate.
繁殖或增殖

Mice breed in all seasons.
老鼠终年繁殖。

a man of good breeding
有良好教养的人.

reproduce是什么意思：
v. 复制；繁殖；重现

Reproducing by biological fission.
裂殖的由生物分裂而生殖的

The effect has proved hard to reproduce.
事实证明，这种效果很难再现。

This is a reproduced version of Yesterday Once More.
这是歌曲《昔日重来》的翻唱版本。

propagate是什么意思：
v. 传播，宣传；繁殖

To breed or propagate.
繁殖或增殖

The propagation of plants from cuttings.
植物的插枝繁殖。

It is the reverse of the propagation step in addition polymerization
这一过程是加聚反应历程中链增长步序的逆过程。