如果你是个技师，告诉我要想保持我的车运行平稳需要注意些什么。

If you're a mechanic, tell me what to watch for to keep my buggy running smooth.

youdao

保持我的大脑鲜活；

Keeps my brain fresh.

youdao

但是，那并不意味着我没有争取过保持我的纯洁。

But that doesn't mean I haven't struggled to maintain my purity.

youdao

The first is this the z effective, or how much charge is actually in the nucleus that's felt, Z or the I guess we would say the z, how much the charge is on the nucleus that holds it close together.

第一个是有效核电量，或者说实际感受到的核电荷量，又或者我想我可以说就是，使它们保持在一起的,原子核的电荷量。

麻省理工公开课 - 化学原理课程节选

If it's there, I'm done, if not, I keep walking down, and I only stop when I get to a place where the element I'm looking for is smaller than the value in the list., in which case I know the rest of this is too big and I can stop.

并且保持遍历,我只在当当前位置的数组元素,大于目标数时停止,这意味着剩下的元素都比目标元素大，但是其他的情况,我还是要遍历完整个数组。

麻省理工公开课 - 计算机科学及编程导论课程节选

None. When you walk through that door it's an act of free will, and I will not have anything other than complete silence.

走过那道门,是你的自由，我不会做其他事,除非保持安静。

麻省理工公开课 - 固态化学导论课程节选