名词
中文翻译：日冕
同义词：
['auroras', 'solar corona']
例句：
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1.The sun's epichorion is visible from Earth during the day.
太阳的日冕在白天从地球上可见。
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2.The auroras are caused by the interaction between the sun's magnetic field and the Earth's atmosphere.
极光是由太阳磁场与地球大气相互作用产生的。
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3.The solar corona is the outermost layer of the sun's atmosphere.
太阳的外层大气是太阳大气的最外层。