pericenter
/per-uh-sen-ter/US // ˈpɛr əˌsɛn tər //
周边中心,围场,围栏,周围环境
Definitions
n.名词 noun
- 1
Astronomy.
- : the point at which a heavenly body orbiting around a primary other than the earth or sun is closest to the primary.
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周边中心,围场,围栏,周围环境
Astronomy.