For men, relationship happiness was directly proportional to the length of a relationship.

对男性来说，交往愉悦程度直接与交往的长短成正比。

youdao

If you have been in a relationship for any length of time and you want to change the other person, well, get really clear on one thing; you can't change other people.

假如你或长或短地跟人交往了一段时间，想要去改变对方，那么，结果只能证明一件事：你改变不了别人。

youdao

The study didn't find any relationship between the length of the vacation and overall happiness.

研究没有找到假期长度和总体快乐感有任何联系。

youdao

One can see the investment as a part-nationalisation - the government says it is an arms-length relationship.

BBC: NEWS | Business | Q&A: The bank rescue and you

This fact has remained relatively low profile as the Department of Commerce adopted an arms-length relationship with the stakeholder organisations.

BBC: Technology

She said the company maintains an arms-length relationship with Ocwen and that Mr. Erbey abstains from any board vote involving both companies.

WSJ: Ocwen's Rapid Growth Puts Spotlight on Its Practices