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单词 semimajor axis
释义

semimajor axis

noun

semi·​ma·​jor axis ˌse-mē-ˈmā-jər- How to pronounce semimajor axis (audio)
ˌse-ˌmī-,
-mi-
: one half of the major axis of an ellipse (such as that formed by the orbit of a planet)

Word History

First Known Use

1818, in the meaning defined above

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更新时间:2025/2/3 18:21:11