alibi

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++al·i·bi /ˈæləbaɪ/ ●○○ noun [countable]  1  PROVEsomething that proves that someone was not where a crime happened and therefore could not have done it 不在犯罪现场的证明a perfect/cast-iron/unshakeable etc alibi He had a perfect alibi and the police let him go. 他有不在犯罪现场的确凿证明，警方便放了他。2. REASONan excuse for something you have failed to do or have done wrong 借口，托词

Examples from the Corpus

alibi• When an alibi was produced, they said the offence took place in May 1992.• An excellent alibi, too: no one would question the word of the esteemed Professor Summerlee.• And it was my lies to the police which had given him his non-existent alibi.• But he also walked through the 17-year history of his relationship with Nicole and every last detail of his alibi.• Nor did he review his alibi in any detail.• According to Ken Harris, she has a cast-iron alibi.• But it gives Tom an unimpeachable alibi.had ... alibi• Scamp had an airtight alibi, naturally, but then again young Leakey never said who exactly had done it.Origin alibi (1600-1700) Latin “somewhere else”

al·i·bi nounChineseSyllable  

not a someone where something that Corpus that was proves

alibi
al‧i‧bi /ˈæləbaɪ, ˈælɪbaɪ/ noun [countable]1. something that proves that someone was not where a crime happened and therefore could not have done it
    a perfect/cast-iron/unshakeable etc alibi
    He had a perfect alibi and the police let him go.
2. an excuse for something you have failed to do or have done wrong

alibiBrE /ˈæləbaɪ/ 🔊NAmE /ˈæləbaɪ/ 🔊 nounevidence that proves that a person was in another place at the time of a crime and so could not have committed it 不在犯罪现场证明◆The suspects all had alibis for the day of the robbery. 嫌疑人均有证据证明抢劫当天不在犯罪现场。🔊🔊an excuse for sth that you have done wrong 借口；托辞