adding and copying machine是什么意思，adding and copying machine的翻译，adding and copying machine音标、读音、用法和例句

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adding and copying machine是什么意思，adding and copying machine的翻译，adding and copying machine音标、读音、用法和例句_沉淀汉英词典

adding and copying machine

基本解释

专业释义

材料科學