look for & look out for请问这两个词组可以通用吗?有什么区别?

look out for number look out for number look after look over look for look out辨析 look over look after look for look out 辨析 look at look for look out look up的意思 look after,look down upon,look out of,look for,look like,look forward 忘得了 一些Look组成的词组,look up,look over,look after,look out,look for look 怎样用?＿例如look for ,look out of Look out 什么时候加for 即look out for． look out for themself是什么意思 look for 与 look out的区别那find out? 有谁知道look over,look aftrer,look for,look out的意思 look out look out look out look out look up look for find out 的区别 look up,look for,pick out,pick up区别