• 这种用途的透镜有各种不同的名称:放大镜简单放大镜简单显微镜。

    The lens so used is referred to variously as a magnifying glass, a simple magnifier or a simple microscope.

    youdao

  • 公元前7世纪人们利用简单放大镜阳光集成一,利用热量点燃木材

    As early as the 7th century B.C., people used simple magnifying glasses to concentrate the light of the sun into beams so hot they would cause wood to catch fire.

    youdao

  • 有趣工具桌面上:一个简单放大镜

    This is a fun little gadget for your desktop: a simple magnifier.

    youdao

  • 早在公元前7世纪,人们利用简单放大镜阳光集成一束,利用热量点燃木材

    C., people used simple magnifying glasses to concentrate the light of the sun into beams so hot they would cause wood to catch fire.

    youdao

  • 早在公元前7世纪,人们利用简单放大镜阳光集成一束,利用热量点燃木材

    C., people used simple magnifying glasses to concentrate the light of the sun into beams so hot they would cause wood to catch fire.

    youdao

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