VERB
抱怨；发牢骚
If someone grumbles, they complain about something in a bad-tempered way.
例句
I shouldn't grumble about Mum — she's lovely really...
我不该抱怨妈妈——她真的很好。
Taft grumbled that the law so favored the criminal that trials seemed like a game of chance...
塔夫脱抱怨法律如此偏袒罪犯，审判看来像是一场碰运气的游戏。