They had an on-and-off relationship for one year.

他们一年来有断断续续的感情。

youdao

You don't have to be doing it at hyper level at the time, but remember relationship building doesn't have an on and off switch.

你不必过于紧张，但要记住，关系建设不是像开关那样，说有就有，说没有就没有，而是需要一个过程。

youdao

Whether that's a shirt or a relationship, we can often make educated guesses but until we take it off the hanger and put it on, we don't really know for sure.

不管是一件衬衫，还是一段感情，我们经常是去靠着经验来猜测，但是我们必须去尝试才能确定。

youdao

Mr. Zabel said in the statement that Mr. Soros, 80, did have an "on-again, off-again and non-exclusive relationship" with Ms. Ferreyr, which lasted from about 2006 to 2010.

WSJ: Soros Sued by Ex-Girlfriend

In cases where there is a conflict of goals and desires, the On-Off relationship can be the perfect arrangement for a couple not looking for marriage or even cohabitation (yes, these couples exist).

FORBES: In Praise Of The On-Off Relationship

Mobile operators know the consumer market, the result of a long, on-again, off-again relationship with consumers who sign-up, leave and then in many cases come back again.

FORBES: The Time Is Now For Mobile Operators To Monetize LTE