形容词可保证的，可证明的，可确认的
1. 极不理智的;愚蠢透顶的
If you describe someone as certifiable, you think that their behaviour is extremely unreasonable or foolish.
e.g. ...if he can convince the committee that he is not certifiable.
如果他能够向委员会证明他没有丧失理智
adj
1. capable of being guaranteed or certified
e.g. a certifiable fact
2. fit to be certified as insane (and treated accordingly)
Synonym: certified