n. 某人在别处的证据( alibi的名词复数 ); 不在犯罪现场的证人; <美口>借口; 托辞

n (law) a defense by an accused person purporting to show that he or she could not have committed the crime in question

n a defense of some offensive behavior or some failure to keep a promise etc.

v exonerate by means of an alibi