中文翻译与英英解释

1.半工半薪。
2.(比赛中的)半场休息时间 (be on half-time 做半工支半薪。 What is the score at half-time 上半场比分多少？)。

for less than the standard number of hours; "he works part-time"
同义词：part-time, part-time,

for less than the standard number of hours; "he works part-time"
同义词：part-time, part-time,

involving half the standard or customary time for an activity; "he had two years of half-time training"

例句与用法

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

At half-time the teams changed ends .
比赛进行一半时，双方交换了场地。

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

What is the score at half-time ?
上半场比分多少？

A very useful quantity is the half-time for the reaction .
一个很有用的量是反应的半衰期。