water-tight alibi无法: unable; incapable驳倒: demolish sb.'s argument; ove ...的: 4次方是 The fourth power of 2 i ...证据: evidence; proof; testimony无法变动的证据: goods下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:无法驳倒的证据,即可在微信中查询翻译