名词短语
中文翻译：人造的极光
同义词：
['man-made auroras', 'artificial auroras', 'man-made aurora']
例句：
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1. The artificial aurora is a fascinating phenomenon that occurs in the polar regions.
人造极光是一种令人着迷的现象，发生在极地地区。
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2. The aurora borealis is often referred to as the "Northern Lights," and it's one of the most beautiful natural phenomena on Earth.
极光通常被称为“北极光”，它是地球上最美丽的自然现象之一。
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3. In recent years, scientists have been studying the effects of artificial light pollution on the natural aurora.
近年来，科学家们一直在研究人造光污染对自然极光的影响。