The climbing is very slow. Climbers must look for cracks in the rock.

VOA: special.2009.01.07

But you must look at the context,

但是你也必须结合语境来看，

Do you ever课堂 - SpeakingMax英语口语达人

qB This must be heat q B, right. So again, but now let's also look at our special function.

这个不是，这应该是热量，对吧？所以又一次，这些是我们熟悉的。

麻省理工公开课 - 热力学与动力学课程节选

Campbell says Afghan and world leaders must look at the socio-economic factors fueling drug use.

VOA: standard.2010.06.23

We look at what emails you reply to if you reply in theory that suggests this user must care about whoever sent this email or the topic they are in.

我们看看哪些邮件要回复,如果你回复了,理论上来说这表明了用户一定很关心,发件人以及邮件的主题。

哈佛公开课 - 计算机科学课程节选

And by the look of their shopping cart, overflowing with boxes and bags, they must be finished.

VOA: special.2009.12.21

And you must know, as I looked on, I saw those men in a short time make the former democracy " look like a golden age."

而我一路看来，所见这些人在短期内的作为,似乎使旧民主,看起来像是进入了全盛时代“

耶鲁公开课 - 政治哲学导论课程节选

Say, you look fine. You must really be doing okay down here.

你气色很好啊,一定在下面过得不错

耶鲁公开课 - 古希腊历史简介课程节选

And, so, as things are going downhill many people in Paris said look, we must keep fighting, but we must imagine a different world where--we have, we're being betrayed by the provinces that are not helping us, and we need to have help from the provinces.

于是局势日渐危急,许多在巴黎的人说,我们必须战斗,我们要想象出一个全新的世界,有些省份对我们坐视不理,我们被遗弃了,我们需要其他省的援助

耶鲁公开课 - 1871年后的法国课程节选