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perihelion

/.peri'hi:liәn/

📖 中文释义

  1. n. 近日点, 最高点, 顶点

🔗 释义中的汉语词

📘 English Definition(英文释义)
  1. n. periapsis in solar orbit; the point in the orbit of a planet or comet where it is nearest to the sun