上半场的英文：
in the first half

参考例句：

Our defence had him closely marked throughout the first half.
我们的後卫在整个上半场都把他钉得死死的。

At half-time the advantage lay with them
上半场结束时他们占优势。

The half-time score was 3 to 1
上半场的比分为3比1。

Trailing by two goals to one at half-time
上半场以二比一落后

Ah, half-time.
啊，上半场时间到了。

The score at half-time was 2-2.
上半场结束时比分为2比

At the end of the first half there's no score.
上半场结束时, 双方均未得分。

The referee booked him in the first half for a tussle.
上半场他因打斗被裁判记下名字。

They've been trailing till the end of the first half.
他们直到上半场结束时还落后对手。

It wasn't a very exciting?first half?for either team.
对于双方球队来说上半场进行的很沉闷。

first是什么意思：
adj. 第一的；最初的
adv. 第一，最初；首先；宁愿
n. 显着成就；第一个人或事物

the First International
第一国际（1864－1876）

first approximation
第一次近似;第一近似值;初步近似;一次近似值;一级近似;首次近似

There was a hush at first.
先是一阵寂静。

It was semimonthly at first.
它一开始是半月发行一次的。

'The First Day' is their first collaborative album.
《第一天》是他们的首张合作专辑。

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