一半的英文：
half

参考例句：

Half of our products are for export.
我们有一半产品出口。

A fair face is half a portion.
美貌等于一半嫁妆。

A danger foreseen is half avoided.
预见了危险，就等于防备了一半。

The aquaculture industry now provides almost half the fish eaten worldwide.
水产业在提供了全球一半吃鱼者的需求。

The chances of his survival are only fifty to fifty.
他生还的可能性只占一半。

Hung-chien's lament over the pekingese was partly true
鸿渐为哈巴狗而发的感慨，一半是真的。

The new engine may use half as much oil as the old one.
新引擎的油耗比旧引擎少一半。

The resistance is halved if the cross-sectional area is doubled
如果截面积增加一倍，则电阻减少一半。

In the middle of the prayer there was a loud hiccup from my son.
祷告做到一半，我儿子大声打了个呃。

The primary structure of globin moiety is determined by the plant genome
球蛋白一半的最初构造决定于植物的染色体组。

half是什么意思：
n. 一半；半场，半局
adj. 一半的，不完全的
adv. 一半地，部分地

That is a job and a half.
那是非常困难的工作。

half-believe ";"half believing, half doubting
将信将疑

His reply was taken half seriously half in jest.
他的答覆看来是半开玩笑半认真的。

a half - and - half mixture of linseed oil and turpentine.
亚麻籽油和松节油两种成分各占一半的混合物