If she's here on time, I'll eat my hat!
她要是准时到这儿那才怪咧！
Who's the rather large lady in the hat?
那位戴帽子的丰满女士是谁？
I'm wearing two hats tonight ─ parent and teacher.
我今晚身兼两职——既是家长又是老师。
Names were drawn from a hat for the last few places.
从帽子里抽签来决定最后几个名额。
Today's hits rapidly become old hat.
今日红极一时的东西，很快就会过时。