名词中文翻译
中文翻译：内圈
同义词：
['inner layer', 'inner ring']
例句：
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1.The inner corona of the planet is made up of a thin layer of gas.
行星的内圈由一层薄气体组成。
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2.The inner corona was discovered by astronomers using a telescope.
天文学家使用望远镜发现了内圈。
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3.The inner corona is responsible for the planet's magnetic field.
内圈负责行星的磁场。