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

他们一年来有断断续续的感情。

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Since 2002, he has been seeing actress Lauren Graham, but it's been an on-off relationship.

从2002年起，与劳伦·格雷厄姆拍拖，但两人的关系一直时好时坏。

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This paper analyses the theory of modern information hiding system first, especially the trade-off relationship between the robustness and security of the system.

本论文首先分析了现代信息隐藏系统的原理，并重点分析了图像信息隐藏系统健壮性与安全性之间的权衡关系。

youdao

China's export prices may rise, but an American diplomat said the action "takes an irritant off the table in the U.S.-China relationship."

VOA: special.2010.06.25

A lot of this is just like the timing is off and our relationship just doesn't match.

这项工作很难，经常会出现,不论多久，关系就是调理不好的情况。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

If our estimates are off then the hypothesis makes no sense, so maybe there's no relationship between dietary fat and breast cancer.

如果评估是无关联的,那这个假说也就没有意义,那么在膳食脂肪和乳腺癌之间,也许没有任何关系

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Justin Timberlake and Jessica Biel, it seems, are caught in the grip of the On-Off relationship.

FORBES: In Praise Of The On-Off Relationship

But I also believe that an On-Off relationship, if done correctly, can expedite a commitment.

FORBES: In Praise Of The On-Off Relationship

He told officers he and Miss Harrison had an on-off relationship during the three years they were together, with him sometimes living with his wife.

BBC: Kevin Doherty