watertightKK [ˋwɔtɚˏtaɪt] /ˈwɔtɚˌtaɪt/形容詞1不透水的、不漏水的、密封的Make sure the container is watertight before you store it outside.在把容器放到室外存放前,先確認它完全不漏水。2無懈可擊的、嚴密的、滴水不漏的The lawyer built a watertight case against the company.那位律師對該公司提出了無懈可擊的訴訟論據。