范文:Red is the color at the low frequency end of the visible spectrum of electromagnetic wave, with a frequency range of 380 ~ 480thz, corresponding to the wavelength in the air of about 780 ~ 620nm.
Red is one of the three primary colors and four psychological colors of light, similar to the color of fresh blood.Red represents auspiciousness, festivity, enthusiasm, happiness, boldness, courage, fighting spirit, revolution, vigor, passion, etc.
红色(Red),是电磁波的可见光谱中低频末端的颜色,频率范围为380~480THz,对应空气中波长大约为780~620nm。红色是光的三原色和心理四色之一,类似于新鲜血液的颜色。红色代表着吉祥、喜庆、热烈、幸福、奔放、勇气、斗志、革命、轰轰烈烈、激情澎湃等。