double chromosphere

• 双色球

double chromosphere的用法和样例：

例句

1. It is difficult to photograph the actual chromosphere.
   拍摄实际的色球层很困难。
2. This confirms the idea that the mechanical waves generated from the convection zone are not very effective in heating the chromosphere and corona.
   这就证实了一些人认为的对流层机械波并不是一个对色球和日冕的有效加热机制的说法。