aurora australis

基本解释

In the Southern Hemisphere, it's called aurora australis , or southern lights.
在南半球，它的所谓南极光，或是南部灯。
This photo shows a rare aurora australis over the Southern Indian Ocean, likely caused by a coronal mass ejection in April.
这张照片拍摄于南印度洋上空，罕见的南极光可能是四月份日冕物质向地球投射的结果。
NASA says that more geomagnetic storms occur in the fall and spring, and this is a great time for viewing the aurora borealis or australis (if you're lucky enough to be in an area where it's visible!)
NASA宣称更多的地磁暴发生在春秋两季，在这段时间内，是观察北极光或南极光的绝佳时机（如果你足够幸运的处于一个能够观察到它们的地区！）

They will focus on the places above the poles where the wind pierces the earth's magnetic defences and causes, among other things, the shimmering lights of the aurora borealis and aurora australis, and interference with radio communications.
ECONOMIST: Birds of a feather