求翻译：我们在自然界所见到的颜色，分为两大系统：一是由光谱仪分析出来的红、橙、黄、绿、青、蓝、紫为基础的有彩色系；一是光谱中不存在的黑、白、灰组成的无彩色系。两者之间共同的特征是都具有明度，而它们区别的最大特征是，有彩色系除了明度以外，仍具有色相和纯度的变化，而无彩色系不存在色相和纯度的变化，只讨论黑、白、灰等明度问题。是什么意思？

We have seen the color in nature, divided into two systems: one by the spectrometer out of red, orange, yellow, green, green, blue, violet-based colored lines; one does not exist in the black spectrum , white, gray composed of no color line. Between the two have a common characteristic is lightness,

We are in the nature of color, and is divided into two major systems: one is from spectroscopy analysis of red, orange, yellow, green, and blue, and purple-based with full-color systems; one is spectral does not exist in the black, white, gray formed non-color. common characteristic is between the t

We color which saw in the nature, divides into two large-scale systems: One, analyzes, the orange red by the spectroscope, yellow, green, blue, blue, purple has the colored department for the foundation; One is in the spectrum has black, white, the ash composition neutral color department.Between bo

We see colors in nature, divided into two systems: one is the spectrometer analysis of red, Orange, yellow, green, green, blue or purple color on the basis of; one is the spectrum does not exist in the black, white and grey no color consisting of lines. Features are common between the two has a defi

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