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drawtube英英字典_drawtube剑桥英语解释_drawtube柯林斯英文解释_果味酸柯林斯词典
果味酸柯林斯词典

drawtube

D 开头单词

柯林斯词典

    drawtube /ˈdrɔːˌtjuːb/

  • 1. N a tube, such as one of the component tubes of a telescope, fitting coaxially within another tube through which it can slide (顯微鏡)目鏡套筒

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