color filter

• n. 滤色器

color filter的用法和样例：

例句

用作名词 (n.)

1. By monitoring caustic crossings using various color filters, astronomers can reconstruct the brightness profile of the quasar.
   用不同颜色的滤色器监看焦散线的移动，天文学家便能够重建类星体的亮度轮廓。