Once the poleis are in place, they will spend a great deal of time fighting each other.

一旦城邦在某地建立,他们就会花上很长一段时间相互争斗

耶鲁公开课 - 古希腊历史简介课程节选

the key to great relationships with clients is transparency and being really open,

与客户建立联系的最好方式就是透明化，相互坦诚，

正直是最好的 - SpeakingMax英语口语达人

A sense of reciprocity is establishedbetween the tow truck and the person who helps the tow truck out of being stuck -a fine sense of reciprocity, so the expectation is that there will be a moral.

在托运车和把托运车从困境中解救出来的人之间,建立起了一个互惠主义关系,相互帮助，一个很好的感觉，所以期待是这其中会有一个寓意。

耶鲁公开课 - 文学理论导论课程节选