繁衍的英文：
to multiply
to reproduce
to increase gradually in number or quantity

参考例句：

Produce offspring.
繁衍后代

Their ancestors had branched out from Haiti, overrunning Cuba, Jamaica, and the Bahamas
他们的祖先从海地繁衍分枝，发展到古巴、牙买加和巴哈马群岛。

Reproduce off spring [one's kind]
繁衍子孙[自己的种族]

From ancient times our forefathers have laboured, lived and multiplied on this land.
自古以来, 我们的祖先就劳动、生息、繁衍在这块土地上。

All the living things on earth will multiply generation after generation world without end.
世界上所有的生物将一代一代地永远繁衍下去。

Destroying or inhibiting the growth and reproduction of human or animal parasites.
抗寄生物的消灭或抑制人体及动物体内寄生虫生长繁衍的

The Survey to the Development of the Sulu King's Descendent Group
对苏禄东王后裔族群繁衍发展的考察

A person from whom one is descended,especially if more remote than a grandparent;a forebear.
祖先，祖宗繁衍后代的人，特别是远于祖父辈;前辈

In some parts of the world, humans are reproducing very rapidly, causing overpopulation.
在世界上的一些地区，人口繁衍过快，以至引起了人口过剩。

And if it is, why isn't plant breeding of any sort unnatural?
如果是，为什么植物没有繁衍出任何非自然的植物呢？

multiply是什么意思：
v. 乘；成倍增加；繁衍
adv. 多样地

The term to be added are the multiplicand multiplied by each of the bits of the multiplier
各相加项等于乘数的各位乘以被乘数。

God said, “Be fruitful and multiply.”
上帝说：”要丰收多产。

These permutations multiply towards infinity.
这些排列可以增加到无穷大。

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。

increase是什么意思：
v. 增加，增大
n. 增加，增长

Crime is on the increase.
犯罪事件正在增加。

An increase in the energy of the electrons increases the probability of ionization
增加电子能量，会增加电离几率。

The fibre diameter increases with increasing fluidity of the molten oxide
熔融氧化物的流化度增大，纤维直径增大。