borealis
US /ˌbɔːr.iˈæl.ɪs/
UK /ˌbɔːr.iˈæl.ɪs/
名詞
北極光, 極光
the northern lights, a natural electrical phenomenon characterized by the appearance of streamers of reddish or greenish light in the sky, especially near the northern or southern magnetic pole
範例:
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We hope to see the aurora borealis on our trip to Alaska.
我們希望在阿拉斯加之旅中看到北極光（極光北極）。
•
The vibrant colors of the borealis danced across the night sky.
極光北極的鮮豔色彩在夜空中舞動。
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