The hymn, the large part of the poem, can be divided roughly into three sections.

诗中有很大一部分都是颂歌，我们可以粗略把它分成三部分。

耶鲁公开课 - 弥尔顿课程节选

It's rather than working on isolating the parts and trying make one part of your body big,

这不是单独练习各个部分，试图把某一部分的肌肉练得很大，

要拥有好身材 - SpeakingMax英语口语达人

You can see that residential investment, as a fraction of GDP, has been very variable through history of the United States since World War II and that it's had a strong relationship with recessions.

住宅投资要计入,国内生产总值,纵观美国自二战以来,这部分投资,变动很大,而且与衰退存在着密切关联

耶鲁公开课 - 金融市场课程节选

And so much of this conversation, I think, was dominated by extremists.

我认为，这一讨论的，很大部分被极端主义者控制。

普林斯顿公开课 - 人性课程节选