refractor

名词

1. 1

   折射望远镜

   He bought a small refractor to observe the moon from his balcony.

   他买了一台小型折射望远镜，在阳台上观测月亮。

2. 2

   折射器、折射体专业

   Water acts as a refractor, bending the light that passes through it.

   水就像折射器，会让通过的光线偏折。