Certainly this is like mid 1990s, we did have the web and the internet but things were slow and it just wasn't really conducive to actually finding things quickly unless you really gave some thought to the problem.

它有些像20世纪90年代，当然我们有网络和互联网,但是做事情很慢,在快速查找东西的时候不是很有效,除非我们对这个问题真正深入思考了。

哈佛公开课 - 计算机科学课程节选

that might have been applied in more... more efficient ways to society.

我们本来可以更有效率地利用这些时间，做对社会更有用的事。

选美大会，很不错 - SpeakingMax英语口语达人

in my description of what it meant to have the Efficient Market Hypothesis.

之前我描述有效率市场假说的时候,对你们说了些假话。

麻省理工公开课 - 计算机科学及编程导论课程节选

I did not abandon my interest in politics to discover how it might be bettered in other respects, and I was perpetually awaiting my opportunity.

我并未放弃对政治的兴趣,仍想探索,如何能更有效地管治，我也一直都在等待我的机会。

耶鲁公开课 - 政治哲学导论课程节选

Then of course, there's the other problem that the insurance company-- how does the insurance company reasonably specify that it can come through on this policy?

之后，对保险公司来说,当然还存在其它问题-,保险公司怎样才能使一份保单上,载明的内容合理而有效被执行呢？

耶鲁公开课 - 金融市场课程节选

So speaking personally,I don't find the Napoleon objection a telling one.

因此我个人认为，拿破仑例子并非是对人格理论的有效反对。

耶鲁公开课 - 死亡课程节选

So, why don't you take a look at this and tell me which are possible for a 2 s electron in a lithium atom where z 3 is going to be equal to three?

你们为什么不看一下这个然后告诉我对,于一个锂原子中的2s电子哪些是可能,的？它的有效电荷量,可能等于？

麻省理工公开课 - 化学原理课程节选

And that does two things: bug one, it helps catch bugs in your code, and secondly it often converts it into a more efficient sequence of instructions before you actually go off and run it. All right?

这有两点好处：,第一是可以帮助你发现程序中的，第二是把你的代码,在运行之前,转换为更有效率的指令的集合，对不对？

麻省理工公开课 - 计算机科学及编程导论课程节选

So it looks like not too many more than half of you got this correct, so make sure you can look at your periodic table and figure out how to think about ionization energy in terms of z effective, not just in terms of memorizing what that trend is.

看起来只有一半多一点的人,做对了，所以请大家务必做到能够通过观察周期表,并在考虑电离能时,从有效核电量的观点出发，而不是仅仅依靠记住这个规律。

麻省理工公开课 - 化学原理课程节选