magnifying glass

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A magnifying glass.

名词[编辑]

magnifying glass (复数 magnifying glasses)

  1. 放大镜
    • 2013 9-10月刊,Henry Petroski,“The Evolution of Eyeglasses”,出自 American Scientist:
      The ability of a segment of a glass sphere to magnify whatever is placed before it was known around the year 1000, when the spherical segment was called a reading stone, essentially what today we might term a frameless magnifying glass or plain glass paperweight.
      (请为本引文添加中文翻译)

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