I wasn't sure whether to laugh or to reciprocate with a remark of my own.

我不知道是该笑一笑还是该说点什么作为回应。

《牛津词典》

That person will reciprocate with love.

那个人会反过来散发爱心给我们。

youdao

You send me a piece of moonlight, and I reciprocate with foam of surf.

你送我一片月光，我赠你一朵浪花；

youdao

We pay them to add value and they reciprocate with jobs, goods and art.

FORBES: Paying Tribute To The Vital Entrepreneurs Who Get Rich

U.S. officials are reviewing whether to reciprocate with the expulsion of Venezuelan diplomats.

WSJ: With Ch��vez's Death Comes Grief for His Socialist Allies

The burden is now absolutely on Islamabad to reciprocate with serious and transparent progress on terrorism and an unambiguous, unequivocal repudiation of the anti-India groups that operate from within its borders.

FORBES: Indo-Pak Peace Talks Resume