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

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

It's often the final stage of long-term relationships that have gone bad.

经常而言，这处于一段濒临破裂感情的最后阶段。

耶鲁公开课 - 心理学导论课程节选

Those relationships take place in the context of continual negotiations of sexual relationships, and so the book begins with that explanation that: I first met Dean not long after my wife and I split up.

他们之间的关系是建立在,不断协商和性关系的基础上，所以书的开头有这样一段说明：,我第一次见到迪恩时刚和我妻子分开。

耶鲁公开课 - 1945年后的美国小说课程节选

We are basically committed to each other for sex but it's very hard to make those relationships last a long time because we might not have anything in common, we might not share anything with each other, we might not trust each other, we are not particularly bonded to each other.

我们基本上只有激情的承诺,长时间维持这种关系很困难,因为可能双方没有任何共同点，没有共享的东西，我们可能互不信任，不是特别亲近。

耶鲁公开课 - 心理学导论课程节选