天气大部分时间都糟糕得很。

The weather was really vile most of the time.

《牛津词典》

我大部分时间都在歌唱爱情。

I sing about love most of the time.

《柯林斯英汉双解大词典》

我在家工作，大部分时间穿着睡衣。

I work from home and live in my pjs most of the time.

《柯林斯英汉双解大词典》

But what the Greeks spent most of their time doing was fighting each other, one hoplite phalanx against another hoplite phalanx.

但是希腊人在大部分时间里都是方阵对抗,一个步兵方阵和另外一个步兵方阵对垒

耶鲁公开课 - 古希腊历史简介课程节选

because it's in the morning, and, you know, we learn, but we mostly just have a conversation,

因为这个课在早上，而且虽然是学习，但其实大部分时间都是在练习对话。

学习外语的原因 - SpeakingMax英语口语达人

So, I want to turn to that topic and spend oh, probably the better part of a lecture or so.

我想转向这个话题,用讲座的大部分时间。

耶鲁公开课 - 死亡课程节选