1、come over

(尤指奇怪或意外的感觉)支配，影响

As I entered the corridor which led to my room that eerie feeling came over me.

走进通往我房间的走廊时，那种怪异恐怖的感觉包围了我。

I'm sorry, I don't know what came over me.

对不起，我不知道自己是怎么回事。

开始觉得;突然表现得

When Connie pours her troubles out to him, Joe comes over all sensitive.

当康妮向他倾诉自己的烦恼时，乔显得极为体贴。

Now you are coming over all puritanical about nothing.

你太古板了，其实没什么事。

给人以…印象;显得

You come over as a capable and amusing companion.

你给人的感觉是一个能干、风趣的同伴。

He came over well — perhaps a little pompous, but nevertheless honest and straightforward.

他给人的印象很好，可能显得有点自大，不过还是很诚实和直率。

2、look up

（在参考书、列表等中）查检（事实或信息）

I looked your address up in the personnel file.

我在人事档案里找到了你的地址。

Many people have to look up the meaning of this word in the dictionary.

这个词的意思很多人都要查字典才知道。

拜访，探访，看望（久未见面的人）

I'll try to look him up, ask him a few questions.

我会设法登门拜访，问他几个问题。

She looked up some friends of bygone years.

她去看望了一些过去的老朋友。

改善；好转

Things could be looking up in the computer industry.

计算机行业的情况可能会好转。