1.interested in 感兴趣；好奇

例句：Employers are only interested in you in the context of what you can do for them.
雇主们对你感兴趣主要是基于你能为他们做些什么。

2.complicated 复杂的；棘手的；麻烦的

例句：This problem is very complicated,we have to restudy it.
这个问题很复杂，我们得重新研究一下。
3.concerned about 担心；顾虑；关心

例句：You know, I just have a lot of peace in what will happen. Not really concerned about winning or losing really.
你知道，对于即将发生的事情，我总是可以很平静地去对待，我其实并不关心是赢还是输。

4.pay back 偿还；返还；赔偿

例句：He burst into tears, begging her to forgive him and swearing to pay back everything he had stolen.
他突然哭了起来，求她原谅他并发誓要偿还他偷的所有东西。