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单词 nightglow
释义

nightglow

/ˈnʌɪtɡləʊ/
noun
A faint glow seen in the night sky; (Meteorology ) the faint light emitted by the upper atmosphere at night; nocturnal airglow.

Origin

Mid 19th century. From night + glow.

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更新时间:2024/12/22 19:16:22