短语 to weigh in 意思是在辩论或争执场合中发表意见。

例句

Even my grandmother weighed in when we were discussing climate change - she said it’s a punishment for our sins.

Owners of small businesses have weighed in on the interest rate debate. Most of them want to keep the rates low for as long as possible.

请注意

另一个相似短语 to weigh (something) up 的意思是在考虑利弊后做出决定。

例句

I didn't sleep a wink last night because I was weighing up my options. Shall I move to Australia or stay in Britain?