名词中文翻译
中文翻译：日食的暗区
同义词：
['sunspot penumbra']
例句：
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1.The sunspot umbra is the area of the Sun's surface where the light is not visible to the naked eye.
日食的暗区是太阳表面一个无法用肉眼看见光的区域。
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2.During a solar eclipse, the sunspot umbra can be seen as a dark patch on the Moon's surface.
在日食期间，日食的暗区可以在月球表面上看到一个黑暗的斑点。
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3. The sunspot umbra is believed to play a role in the formation of magnetic fields in the Earth's core.
日食的暗区被认为在地球核心形成磁场中扮演着角色。