A reflector is a small piece of specially patterned glass or plastic which is fitted to the back of a bicycle or car or to a post beside the road, and which glows when light shines on it.
N-COUNT
反射式望远镜
A reflector is a type of telescope which uses a mirror that is shaped like a ball.
英汉词典释义
n.
反射器;反射光〔热、声音〕的物体
a powerful light with reflector有反射镜的强光
英英词典释义
Noun
1. device that reflects radiation
2. optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece;
"Isaac Newton invented the reflecting telescope in 1668"