adj.可原谅的,可容许的,言之有理的,可免除的
Doing it once was just about excusable — doing it twice was certainly not.
这种事干一次也许还可以原谅，干两次就绝对不能了。
I then realised that he had made a simple but excusable historical mistake.
然后我认识到他犯了一个简单但是可以原谅的历史性错误。
Seeing that he is so young, that is excusable.
鉴于他如此年轻, 这是可以原谅的.