He sulked over his poor grades.

他因自己糟糕的成绩闷闷不乐。

Every time after a quarrel, my girlfriend goes into a sulk like a child.

每次吵架后，我的女朋友就像孩子一样闷闷不乐。

He left the room in a sulk.

他生气地离开了房间。

He's sulking because I wouldn't let him have any more chocolate.

他生闷气是因为我不让他再吃巧克力了

He went off to sulk in his room.

他回到自己屋里，生起闷气来。

Jo was in a sulk upstairs.

乔在楼上生闷气。

He went off in a sulk.

他带着愠怒走开了。

If you have any complaint, don't just sulk; speak up.

你有意见提出来，不要闹意气。

They sulk and feel undervalued.

他们怒而不语，感觉自己被低估了。