1. the other day: 前几天

eg. She looked at the vendor who cheated her the other day with distaste.
她厌恶地望着那个前几天曾经欺骗过她的小贩。

2. catch on:

(1) 懂得；领悟

eg. He got what he could out of me before I caught on to the kind of person he'd turned into.
他尽其所能从我处得到一切后，我才明白他已蜕变成什么样的人。

(2) 流行

eg. The idea has been around for ages without catching on.
这个观点由来已久，但一直未风行。

3. come over: 过来

eg. Maybe I could come over to your house before the party?
也许我可以在聚会前拜访你？

4. break up: 分手

eg. Civil war could come if the country breaks up.
如果国家分裂,内战就会来临。

eg. Break up the chocolate and melt it.
把巧克力弄碎,使其融化。

5. engage in: 忙于

eg. How, then, should Christians engage in political affairs?
那么，基督徒怎样从事政治事务呢？