It has been 4 years since I smoked.怎么理解,有点怪怪的...

问题描述:

It has been 4 years since I smoked.怎么理解,有点怪怪的...
需要详细些.
书上给的参考翻译是 我戒烟已经4年了.

since后面如果接的是短暂性动词,就是否定的意思.
eg:It has been 3 years since she got married.意思是她离婚有三年了.
如果接的是延续性动作,就是正常的理自从.以来已经有...年了
此句是指,我戒烟已经两年了.
somke是短暂动词,为否定意义
这次应该不会错了