So, even though we don't have the lithium anymore, we still keep that atomic number 7 around.

尽管现在它不含锂了，但是作为原子量的七，还是在一定程度上保留了下来。

麻省理工公开课 - 化学原理课程节选

And to do that, in this it says, if I have a value, I want to keep it around, to do that, I can do things like this.

为了达到这个目的，在这里面是这么说的，如果我有个值，想把它保存起来，我可以这么做。

麻省理工公开课 - 计算机科学及编程导论课程节选

Or, if you go to Nimes in the south of France, you'll see boulevards that people race motorcycles around all the time and they keep you up all night.

或者去法国南部的尼姆,你会看到身边的林荫大道,总有人在进行摩托车比赛,让你整晚都不能入睡

耶鲁公开课 - 欧洲文明课程节选

So you need hundreds of millions of doses, at least, and you need a way to distribute that around the world, and you need a way to keep track of who got sick and who didn't after they got vaccinated.

至少需要上亿支的剂量,还得有办法将疫苗运送到世界各地,你还要一种方法进行跟踪,在接种疫苗之后谁得病了和谁没得病

耶鲁公开课 - 生物医学工程探索课程节选

Because I keep counting down each time around-- mostly I've got to unload this candy which is driving me nuts, so-- thank you.

因为我每次循环b减了,我一共要执行这个循环b次,所以这里我们一共执行了3b次基本操作。

麻省理工公开课 - 计算机科学及编程导论课程节选

Ah ha, it goes into that accept portion, prints out a message, and goes back around the while loop to say try again. And it's going to keep doing this until I give it something that does serve as a float.

他会说输入一个浮点数，啊哈，它就到了那段处理代码,打印出消息,然后回到while循环让我们再输一次,它会持续这么做直到它接受到一个浮点数。

麻省理工公开课 - 计算机科学及编程导论课程节选