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词汇 nebulosity
词源

nebulosity n.

1754, "cloudiness, haziness," from French nébulosité, from Late Latin nebulositatem (nominative nebulositas), from Latin nebulosus, from nebula "mist, vapor" (from PIE root *nebh- "cloud"). From 1761 as "faint, misty appearance surrounding certain stars."

updated on April 21, 2019

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更新时间:2025/5/1 6:14:00