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单词 Roche limit
释义

Roche limit

/rəʊʃ/
(亦作Roche's limit)
noun
Astronomy the closest distance from the centre of a planet that a satellite can approach without being pulled apart by the planet's gravitational field
【天文】洛希极限。
词源
late 19th cent.: named after Edouard Albert Roche (1820-83), French mathematician.
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更新时间:2025/10/2 11:14:30