smart move 聪明之举

例：Investing in that stock was a smart move I think I'll be able to make a lot of money from it.
你把钱投到那个股票上去真是聪明，因为我相信我会赚很多钱.

例：It was a smart move to come to Beijing. There are so many job opportunitios here.
来北京是聪明之举，因为在这个地方就业机会很高.



on edge 紧张

例：Evelyn doesn't like going to big parties. She's on edge around new people.
Evelyn不喜欢去大宴会，她周围的人不认识的话会紧张.

例：I'm always on dege when I stay with pretty girls alone.
每当我跟长得漂亮的女孩单独在一起时，我就会紧张.



snap out of it 尽快摆脱局面

例：Bob has been acting really strangely recently. I hope he will snap out of it soon.
Bob最近行为不太对劲，我希望他能尽快好起来.



stick up for 支持谁,站出来为谁说话

例：A good friend is somebody who stick up for you when other people say you are guild.
当别人说你不对做错了，会有一个好朋友会站出来说支持你.



have a history （1）有过节（2）有过一段感情经历

例：Steve and I don't talk any more because we have a history. Actually we had a big fight in high school.
我和Steve 再也不讲话了，那是因为我们有过节，是在高中我们打过一架.



take matters into your own hands 亲自出马

例：The police haven't done anything about my stoler car. So I'm gonna take into my own hands.
我丢了一部车可警察也不帮我找，于是我只有亲自出马.



cutting edge 很前沿、尖端的

例：The art that we saw at the gallery last weekend was cutting edge.
上个周末我去艺术馆看的艺术是最前卫的.
例： The technology that we use at this company is cutting edge.
这个技术在我们公司是最尖端的.



It rings a bell 听起来很耳熟，好像在哪听过

例：This name rings a bell, I may have met here before.
这个名字听起来很耳熟，可能以前在哪见过

例：A: Have you ever read"Beloved".
B: "Beloved"? It rings a bell.
你有没有读过一本小说“Beloved”
"Beloved"? 好像在哪听过



squeal on sb 举报...，告发...

例：I don't think anyone will squeal on us if we just take a few of these magazines.
我想如果我们只拿走几本杂志是不会有人举报我们的.

例：Monty did the right thing and squeal on his friend for cheating.
Monty是对的，他举报了他的朋友因为他考试作弊.



keep at it 保持住，坚持不懈

例:I know training is very hard, but you keep at it and you will be rewarded.
我知道训练非常难苦，但别放弃你会觉得很值得的.

例：There were losing the game but they kept at it and came back to win in the end.
刚开始比赛没进展，但后来因坚持不懈最终还是取得了胜利.