外反射的英文

external reflection

• 外:    outside; external ...
• 反射:    reflect
• 额外反射:    extra reflections

例句与用法

更多例句：  上一页  

1. A parabolic concave mirror can converge parallel light rays to its focus , and also collimate light rays that pass through its focus
   抛物面凹镜会把平行而来的光线聚集在一点(焦点) ，亦会把源自焦点的光线平行向外反射。