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单词 swingby
释义 swingby
\ˈ ̷ ̷ ˌbī\ noun
(plural swingbys)
: a flight of an interplanetary spacecraft past a celestial body (as Jupiter) close enough to use the gravitational field of the body to alter the course of the craft on its way to another body (as Saturn)
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更新时间:2024/11/14 22:00:02