bag and spoon dredge是什么意思，bag and spoon dredge的翻译，bag and spoon dredge音标、读音、用法和例句

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bag and spoon dredge是什么意思，bag and spoon dredge的翻译，bag and spoon dredge音标、读音、用法和例句_沉淀汉英词典

bag and spoon dredge

基本解释

专业释义

交通運輸工程