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单词 perihelia
释义

perihelion /per-i-hēˈli-ən/

noun
  1. The point of the orbit of a planet or a comet at which it is nearest to the sun, opp to aphelion
  2. Culmination (figurative)
ORIGIN: peri- (2) and Gr hēlios the sun
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更新时间:2024/9/23 0:37:50