- The optical system of the eye stimulates cells of the retina.
眼睛的视觉系统刺激视网膜内的细胞。
- A lens is an optical system including two refracting surfaces.
一个透镜是包含两个折射面的光学系统。
- The improved deck adopted the optical landing system designed and developed by China.
桥面采用改良的光学系统登陆我国自行设计研制的。
