turn-up
n
1 (usu pl 通常作复数) turned-up end ofa trouser leg （裤脚的）卷边
Turn-ups are becoming fashionable again. 裤脚留卷边又时兴起来了.
2 (idm 习语) a `turn-up (for the book) (infml 口) unusual or unexpected happening or event 极不寻常的事; 意想不到的事
The champion beaten in the first round? That's a turn-up for the book! 那冠军在第一回合中就败了? 真想不到哇!