在那些文明简直行将瓦解的地方，他看到了需要被记录下来的人类行为，因为那种苦难让人难以置信。

In places where a civilization is literally coming unraveled, he sees human behavior that needs to be documented, because the suffering is unbelievable.

youdao

他却从他们中间直行，过去了。

But he passed through the midst of them and went on his way.

youdao

他从直行车摔了下来，伤到了胳臂。

He fell off the bicycle and injured his arm.

youdao

However, there's one other variable that you want to be aware of and that is, he knows he ought to be going straight ahead like that, but he also knows that his right flank is open.

然而,还有其他变数是必须考虑到的,那就是,士兵知道他是向前直行的,但是,他同样知道他的右路是洞开的

耶鲁公开课 - 古希腊历史简介课程节选