triangular end meaning in English
三角柱头
Examples
- 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