累计查询 0.00 亿次

concave mirror

  • 凹面镜:一种反射面向内的镜子,能够将光线聚焦在一点上,常用于望远镜、显微镜等光学仪器中。

双语例句

  1. His figure looks very funny in the concave mirror.
    他的样子在凹镜里显得非常可笑。
  2. The diameter of a sphere is four times the focal length of a concave mirror cut from it.
    凹面镜如果是从圆球上切下来的,圆球的直径会是凹面镜焦距的四倍。
  3. Collectively, the faces of all the tiny airborne ice crystals act as a giant concave mirror.
    总的来说,所有微小的空中冰晶的面孔扮作一块巨大的凹镜。

网络短语

  • cylindrical concave mirror
    柱面凹镜;柱形凹镜
  • a concave mirror
    凹镜
  • concave mirror focus
    凹面镜聚焦
  • plano-concave mirror
    平凹双面反光镜
  • concave mirror reflector
    凹面反光镜

同义词

n.

词义分布

凹镜
60%
凹面镜
40%