So if you've ever seen or used an old school typewriter, you might recall that when you're typing something out on an old mechanical typewriter, - when you like hit the char-- when you hit the enter key to move the head back to the left hand side to the next line or you would pull down some lever, it was really a two part process.

如果你们有谁曾经看过或用过老式打字机，可能还记得，当你在,这种老式打字机上打字的时候，当你-,敲入回车键，跳转到,下一行的最左边，或者,拉一下杆，这个需要两步走。

哈佛公开课 - 计算机科学课程节选

And the head you are seeing at the back there he was trying to touch is his wife's face.

他用手于去触摸的那个人,是他的妻子。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

But when we're thinking about actual wave behavior of electrons, it's just important to keep in the back of our head that some areas have positive amplitude and some have negative.

电子的波动行为时,我们，要记住,某些地方是正的,某些地方是负的,当我们讲到。

麻省理工公开课 - 化学原理课程节选

So you can think of a new line as being rolling the paper up so you're on a new line but a carriage return moves the cursor or moves that writing head all the way back to the left.

你们可以把换行想象成翻纸,把回车当做是将光标,移动到最左边。

哈佛公开课 - 计算机科学课程节选

I wanted to go back and leer at my strange Dickensian mother in the hash joint. I tingled all over from head to foot.

这时的我已经有些神志不清，真想回去看看,小饭馆里奇怪的幽灵一般的母亲。

耶鲁公开课 - 1945年后的美国小说课程节选

And they said to one another, "Let us head back for Egypt."

他们一个对另一个说着“,“让我们回埃及去“

耶鲁公开课 - 旧约导论课程节选

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