他转身生起了闷气。

He turned his back and sulked.

她生了好一阵闷气之后才终于同意帮忙。

After much huffing and puffing, she finally agreed to help.

在那间闷气的屋子里我感觉都快憋死了。

I felt I was stifling in the airless room.

这位年轻女子明显的不安，想要抒发胸中的闷气。

The young woman was visibly upset and clearly wanted to get something off her chest.