If nothing is touching the body, there are no forces on it, with one exception which is, of course, gravity.

如果没有实体接触,那么它就不受作用力,当然一个例外那就是引力

耶鲁公开课 - 基础物理课程节选

They have nothing to do with the cells that are on your head, the hairs on your head. These are modified neurons.

这些细胞与脑细胞,不是一回事，与头发也没有任何关系而是改良后的神经元。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

There's nothing more exciting to see with your glasses on, while you look nice. You can take those off if you wish to, or you can try to just be splitting the light in the room until the TAs grab your glasses, either is fine.

虽然你们戴着眼镜很好看，但现没什么东西需要戴着看了，你们可以拿掉了,或者你们在助教收上来之前，试试看分开屋里的光。

麻省理工公开课 - 化学原理课程节选

Certainly things that have nothing to do with economics really there are politics going on in these states as there always are in any Greek polis.

就是那个和经济没什么关系的词,当时这些殖民地受政治影响,就像古希腊其他城市一样

耶鲁公开课 - 古希腊历史简介课程节选

but the people who suffered most from the damage in the lowland areas in the city who happen to be people in color have nothing to do with the decisions made on these wetlands.

但在这场灾难中,生活在城市低地处的人们,遭受了最为严重的损失,而这群人又恰好是,对湿地有关决策,无从置喙的有色人种。

普林斯顿公开课 - 领导能力简介课程节选

A state where it's closed, so imagine a channel with a lid on top of it; when it's closed nothing can go through the channel, when it's open then things can go through.

一种是闭合状态,想想一个有盖子的通道吧,当盖子合上的时候任何东西都不能通过,而打开时就畅通无阻

耶鲁公开课 - 生物医学工程探索课程节选