A transparent body of this form, often of glass and usually with triangular ends, used for separating white light passed through it into a spectrum or for reflecting beams of light.
棱镜这种形状的透明体, 多为玻璃制成, 通常两端为三角形, 用来分解穿过柱体的白光, 使光束发生色散或用来反射光线
The systematic propagation of a doctrine or cause or of information reflecting the views and interests of those people advocating such a doctrine or cause.
宣传活动对一个学说、事业或信息的系统宣传, 其反映倡导该学说或该事业的人的观点和利益
Glare that is caused by a shiny object reflecting too much light into a television camera.
刺眼的闪光发光物体反射到电视摄像机上的强光导致的闪光
