Shielding is the term that's used, it brings up a certain image in our mind, and even though that's not precisely what's going on, it's a very good way to visualize what we're trying to think about here.

它带给我们一个确定的画面，虽然那不够精确，但当我们尝试去考虑它的时候,它确实是一种很好,的形象化的方式。

麻省理工公开课 - 化学原理课程节选

and you've tried to be the best girlfriend you can.

你也尽最大的努力尝试做一个好女友。

I can't 课堂 - SpeakingMax英语口语达人

If you never meditate before, this is a wonderful opportunity to do it for the first time.

如果你从没冥想过，这是你们尝试的好机会。

哈佛公开课 - 幸福课课程节选

Is that a tentative hand back there? Yeah.

有没有像尝试回答这个问题，好这位同学。

麻省理工公开课 - 计算机科学及编程导论课程节选

You've got to spend the time to make sure that everything is well defined before you start trying to work out these problem More about the path. There are a couple ways you could go through that pass If I look at this smooth path here.

你要花时间确认,在你开始尝试解题前,切已经被很好地定义,关于路径还有些问题,你可以用两种不同的方式经过这条路径,看这条平滑的路径。

麻省理工公开课 - 热力学与动力学课程节选