请输入您要查询的英文单词：
单词
pericentre
释义
pericentre
in British English
or
US
pericenter
(
ˈpɛrɪˌsɛntə
)
noun
the point in an elliptical orbit that is nearest to the centre of mass of the system
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更新时间：2026/3/28 3:30:45