refractor是什么意思音标:英 [rɪˈfræktə(r)]美 [rɪˈfræktɚ]

n. 折射器, 折射望远镜
[化] 折射器

n. Anything that refracts
n. A refracting telescope, in which the image to be viewed
is formed by the refraction of pght in passing through a convex lens.