shade

荫, 阴暗, 遮光物, 灯罩, 帘, 浓淡, 微量, 底纹

relative darkness caused by light rays being intercepted by an opaque body; a quality of a given color that differs slightly from another color; protective covering that protects something from direct sunlight; a position of relative inferiority

渐变

使阴暗, 使渐变, 遮蔽, 微减