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天火字典

英日字典: planetesimal

planetesimal   (TTS Sound)

KK Pronunciation

〔 ˏplænәˋtєsәmL 〕

Pronunciation

〔 ˏplæniˊtesiml 〕

The planetesimal has 1 Senses.

  • planetesimal
  • 微惑星
  • one of many small solid celestial bodies thought to have existed at an early stage in the development of the solar system
  • 太陽系の発生の初期段階に存在したと考えられる数多くの微小天体の1つ

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