bellyached

I knew this because Yellow Squadron's crew chief bellyached about this all the time to me.

我知道这个其实是因为后勤班长老向我抱怨这事情。

He must stand up to the unions in the car industry which have long bellyached about the imbalance of trade with Japan.

他必须直面因对日贸易不平衡现象而生怨已久的汽车行业工会。