The right of set-off is exercised by notice to the other party.

行使抵销权时，应该通知另一方当事人。

youdao

We must get the right kind of frame to set off the picture.

我们得找个合适的镜框把这幅画衬得更加好看。

《新英汉大辞典》

As a result, the station looks off-kilter, with one set of solar arrays on the left side and two on the right.

因此空间站看上去有点不平衡，左边只有一组太阳能电池组，右有则有两组。

youdao

But in April 2009 the U.S. told Tronox that the DOE had frozen those funds pending discussions about the right of the U.S. to set off the Title X reimbursement against its pre-petition claims in the Tronox bankruptcy.

FORBES: Bankruptcy Judge Scolds Latham Attorney Over Disclosure Of Fee