涵义及解释
连接词 conj
1. 但是
2. (通常用not...but...)而是
3. 可是,然而
4. (表示惊讶、不同意等)喔,哇
5. (用来加强语句重复部分的语气)一定
6. (用来引入新话题)那就
7. (常用于否定句)而不;若不
8. (用于含doubt,question等字的否定句中,相当于that)对于
介词 prep
1. (用于nothing,nobody,who,all等词后面)除...以外
副词 ad
1. 只,仅仅,才
2. 【美】【俚】(用来加强语气)肯定地,绝对地
代词 pron
1. (关系代词,相当于who...not,which...not)没有...不
名词 n.
2 . 用"但是"来表示反对;异议[C]
习惯用语
1.not...but...“不是 ...而是...”,连接两个并列成分。
Victory is not the end but a phase to the end.
2.but for= “要不是,如果没有” ，相当于虚拟条件句
But for the rain ,we would have a pleasant journey.
3.but that =except that “若非，要不是”，引导虚拟条件句
He would have helped me but that he was short of money.
4.but then =on the other hand “不过，在另一方面”
5.all but “除。。。之外都，几乎”
6.anything but “决不”
例句
His theory is all but corret.
他的理论几乎是正确的。
She is anything but beautiful .
她根本不漂亮。
