a gaseous layer of the sun's atmosphere (extending from the photosphere to the corona) that is visible during a total eclipse of the sun
例句
用作名词 (n.)
It is difficult to photograph the actual chromosphere. 拍摄实际的色球层很困难。
The rest escapes as sound waves, mechanical vibrations that heat the chromosphere, the middle layer of the sun's atmosphere. 其余部分则以声波即机械振动的形式散逸,它们加热了太阳大气的中间一层,即色球层。