So, why don't you go ahead and tell me, keeping that in mind, which atom in terms of h c or n would you expect to be in the center of hydrogen cyanide?

那么，请大家来告诉我，并且记住它，你认为氢，碳和氮中哪个原子,应该在氰化氢的中间呢？

麻省理工公开课 - 化学原理课程节选

So it's very important to be keeping in mind that any time you see a double bond, you have a pi bond there, so you're not going to see any rotation around the bond axis.

所以你们要记住,任何时候你们看到一个双键，这里面有π键，你们不会看到关于键轴的任何转动。

麻省理工公开课 - 化学原理课程节选

That such attacks on the greatest achievements of the west should be made by Western intellectuals is perfectly in keeping with the Western tradition.

这些对于西方灿烂文明的抨击,应该是来自西方学者们的,这与西方的传统相一致

耶鲁公开课 - 古希腊历史简介课程节选

The president was pretty remarkable in keeping in his head the various intelligence streams we are going on, the conspiracies that might be out there.

总统在记录情报方面,非常厉害,他记得不同的情报，还有可能存在的阴谋。

普林斯顿公开课 - 国际座谈会课程节选