solar corona

• 日冕

solar corona的用法和样例：

例句

1. The corona gains and loses energy continuously.
   日冕总是不断地获得能量和损失能量。
2. Most photographs don't adequately portray the magnificence of the Sun's corona.
   绝大部份的照片,无法把太阳壮丽的日冕忠实地呈现出来。