look up和look for的区别从这个例句可以体现:could you tell me what time the train leaves for beijing?sorry,i don't know.you can look for it /look it up on the internet.我想 look up不是仅限于查字典吗,于是就填了look for it.但看了答案是look it up,求具体用法及其分别.(答案有可能是错的)

问题描述:

look up和look for的区别
从这个例句可以体现:could you tell me what time the train leaves for beijing?
sorry,i don't know.you can look for it /look it up on the internet.我想 look up不是仅限于查字典吗,于是就填了look for it.但看了答案是look it up,求具体用法及其分别.(答案有可能是错的)

look for 的用法
(1) 寻找。如:
I’ve looked for it everywhere. 我到处找过它了。
You are looking for trouble. 你是在自找麻烦。
(2) 期待,指望。如:
We shall be looking for an improvement in your work this term. 我们期待你这学期学习进步。
It’s too soon yet to look for results. 现在就指望有结果,未免为时过早。
look up 的用法:
(1) 查阅,查找。如:
Look up this word in the dictionary. 这个词查查词典吧。
(2) 看望,拜访,找(人)。如:
I want to look up an old friend. 我想去看一位朋友。
(3) 好转。如:
Things are looking up. 情况在好转。

look for后加要查询的东西,look up 后用介词on连接在什么地方查询

look for寻找,指找东西.
look up查阅,并不仅限于字典,internet,phonebook等都可以.

look up不仅仅是查字典,查别的东西也可以啊~~就是查找这样的。
look for 是寻找。