1. 表述：blow it
釋義：To ruin, mishandle, or fail to capitalize on an opportunity. （搞砸，錯過，弄壞）
例句：Bob was being considered for the promotion, but he blew it when he came in late to work each day this week.
Things were going well with Steve, but I blew it by smothering him.
2. 表述：break a leg
釋義：To be successful in something. （大獲成功）
例句：This is your big chance. Go no out there and break a leg!
—— Tonight is my debut. —— I hope that you break a leg.
3. 表述：loose change
釋義：A small, usually insignificant amount of money, typically consisting of coins. （手頭有的閑錢）
例句：I always try to donate any loose change I've got into the charity boxes in convenience stores. It isn't much, but hopefully, it helps a little bit.
My wife and I put our loose change in a big jar at the end of the day.