Doppler r two-color laser anemometer多普勒双色激光风速计
pseudo-color r伪彩色
Background-color r定义背景色
color r paper-developer彩色相纸显影剂
multi-color r printing多色印刷
two-color r pearl双色珍珠
off-color r gasoline变色汽油
single-color r printing单色印刷