I'm not sure that it has to be direct exposure.

我不能说一定要让人们直接感受贫困。

普林斯顿公开课 - 人性课程节选

But it's a good story, Joule decided that there must be a direct relationship between work and heat.

所以说，这只是一个不错的故事而已，焦耳认为功和热之间,一定具有某种直接的联系。

麻省理工公开课 - 热力学与动力学课程节选

Every force, with one exception, can be seen as a force due to direct contact with the body.

除了一个例外,其它所有力必须要和物体有直接接触

耶鲁公开课 - 基础物理课程节选

Well, you can go to Treasury Direct as an individual and buy a Treasury bill, but it may not be the best place to buy.

可以用个人身份,在"国库指南"上购买短期国库券,但是那里并不是最好的选择

耶鲁公开课 - 金融市场课程节选

So we need something to direct it, but why couldn't that just be, one particular part of the body plays the part of the command module?

所以我们需要某个东西来引导,但是为什么不可能仅仅是,肉体某个特定的部分在扮演着,指挥舱的角色呢

耶鲁公开课 - 死亡课程节选

And it is precisely this desire to be self-governing, you might say to rule directly, to have a direct part in political rule, that Hobbes saw as one of the great root causes of civil war.

正是这种自我统治的愿望，直接统治的愿望，在政治统治中直接参与的愿望，霍布斯视为是,内战一个很重要的原因。

耶鲁公开课 - 政治哲学导论课程节选

I'll show you from Treasury Direct-- I have notes-- this should be greater than ten.

你们在"国库指南"上看到的债券,有中期债券,这里应该大于十年

耶鲁公开课 - 金融市场课程节选