aureole

During the total solar eclipse, a pale aureole appeared around the edge of the sun.

在日全食期间，太阳边缘周围出现了一道暗淡的光环。

The sun's aureole becomes visible only when the moon completely covers the sun's bright surface.

只有当月球完全遮住太阳明亮的表面时，太阳的日冕才可见。

With a solar filter, you can photograph the sun's pale aureole in detail.

使用太阳滤镜，你可以清晰地拍摄太阳暗淡的日冕。