water-tight work是什么意思，water-tight work的翻译，water-tight work音标、读音、用法和例句

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water-tight work是什么意思，water-tight work的翻译，water-tight work音标、读音、用法和例句_沉淀汉英词典

water-tight work

基本解释

专业释义

交通運輸工程