If we have a high frequency, what about the wavelength, long or short? All right. Good. So we should always be able to keep these relationships in mind.

如果频率高，那波长是长还是短？,好，不错，我们要记住这些关系,类似的。

麻省理工公开课 - 化学原理课程节选

because the government's expenditures are only going to keep the economy afloat for so long.

因为政府的开支就是要保持经济的长期运转。

担忧未来 - SpeakingMax英语口语达人

That motivated insurance salesmen to form long-term relationships with the families that he was insuring and to keep them from canceling their policies.

这种机制促使保险推销员与客户,建立起长期合作关系,以防止客户取消保单

耶鲁公开课 - 金融市场课程节选

swap I'm going to keep track of a little variable called swap, it's initially true, and as long as it's true, I'm going to keep going, but inside of the loop I'm going to set it to false, and only if I do a swap will I set it to true.

我打算跟踪一个小的变量称为,初始值为真，只要它是真的,算法就会继续，但是在循环里,我打算把他设为假,除非交换发生，就把它设为真。

麻省理工公开课 - 计算机科学及编程导论课程节选

So suppose,gruesome as it was,this weekend I'm in some horrible accident and my torso gets destroyed and they keep my brain on life support, oxygenating it just long enough to do some radical surgery into some spare torsos.

来做个可怕的假设，我在周末惨遭事故,肉体完全损坏，只剩大脑靠系统维持生命，持续补氧到能被高超手术植入另外的身体。

耶鲁公开课 - 死亡课程节选

so you can keep doing it for as long as you want.

这样你就可以一直做下去，想做多久做多久。

健康生活 - SpeakingMax英语口语达人

You can pay more into the cash value in one year and less in another year, as long as you keep paying a minimum amount.

你可以在某一年支付更多的现金,而在另一年支付少一些,只要投保人满足最低缴费要求就行

耶鲁公开课 - 金融市场课程节选