他幼年时多半时间是跟爷爷奶奶在一起。

As a small boy he had spent most of his time with his grandparents.

《牛津词典》

他一半时间在伦敦的办事处，一半时间在巴黎的办事处。

His time is split between the London and Paris offices.

《牛津词典》

不利方面：有一半时间都在下雨。

The downside: It rains half the time.

youdao

So, you might have noticed that we will have spent about 6 and 1/2 lectures just getting to the point where we have only one electron, so we're only up hydrogen so far.

你们可能已经注意到了,我们已经花了６周半的时间,来仅仅是讲到单电子问题的情形，我们现在只研究氢原子。

麻省理工公开课 - 化学原理课程节选

I've got two, I've got a year and a half left to sort of figure out exactly what I want to do.

我有两年，一年半的时间去思考我究竟想要怎么做。

要想成为事业家 - SpeakingMax英语口语达人

Grading - 30% of the grade is for the mid-term, 30% for the final, and the final is not cumulative, the final covers only things for the last half of the course, so it's really just like a - covers half the course but it's given during the final exam period.

关于分数,总分的百分之三十来自于期中考试,百分之三十来自期末考试,期末考试并不包括学期的全部内容,只涵盖后半学期的课程,这真的像中期考,但在期末考试时间段里进行

耶鲁公开课 - 生物医学工程探索课程节选