subtractive的意思？

subtractive的音标：subtractive的英式发音音标为：[səb'træktɪv]subtractive的美式发音音标为：[səb'træktɪv]...

The result is a subtractive number.结果是复数。Complementary to the three additive light primaries, there are three subtractive primaries.与加色法三原色互为补色的颜色为减色法三原色.See Additive primary colours, Subtractive primary colours.参阅加色法原色,...