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单词 roche limit
释义

WordReference Random House Unabridged Dictionary of American English © 2024
Roche lim′it  (rōsh; Fr. rôsh),USA pronunciation [Astron.]
  1. Astronomythe minimum distance below which a moon orbiting a celestial body would be disrupted by tidal forces or below which a moon would not have formed.
  • named after French astronomer Édouard Roche (1820–83), who first calculated it 1885–90

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更新时间:2024/9/21 2:38:09