And if we do, in fact, hit it with light to get the electrons off, it will go back to the straight up in position, or if it gets knocked hard enough it does that, too.

而且如果我们这么做，事实上，用光轰击它以逐出电子，它就会在原位置沿直线返回，或者如果它被撞击的足够猛烈,也会出现上述现象。

麻省理工公开课 - 化学原理课程节选

for exam 2, you still need to know and understand everything you learned in exam 1, but you can put off learning it completely until we get through, at least, next Wednesday before we start maybe spending time on these concepts outside of class.

为了掌握第二次考试的内容，你仍然需要知道和理解,在第一次考试前所学的全部知识，但是你可以先放一放，等到我们进行到，至少在下周三我们可能开始不在课堂上,讲这些内容之前。

麻省理工公开课 - 化学原理课程节选

She's going to warm us up and we're going to get up and we're going to get into it here right off the bat in our exploration of duple and triple meter so here we go, Lynda Paul.

她来调动大家的情绪,然后我们站起来,我们将要亲身体会一下,什么是二拍子和三拍子,那开始吧,有请琳达·保罗

耶鲁公开课 - 聆听音乐课程节选

I hope that you'll have that in the back of your head when we get to the story of Athens and the invention of democracy, because it was off the wall from the perspective of Greek tradition.

我希望,当我们讲到雅典神话,以及民主制的诞生时,你们还记得这点,因为从希腊人的传统观点来看,这是很不寻常的

耶鲁公开课 - 古希腊历史简介课程节选

I regard the last few weeks as politicians deciding we gotta do something to get this off the table of the agenda to something that has a political demand for it What they did, they could have done worse things, they could have done better things.

在我看来，一直到前几个星期,政治家们才觉得自己该做点什么了,不能继续把这件事束之高阁而迟迟不行动,而应当将其转化为一种政治诉求,至于他们所做的一切，已是既定事实，他们原本或许会做得更糟，但也有可能更好，这个很难讲。

斯坦福公开课 - 经济学课程节选