short-period comet

名词 n.

英文释义

名词 n.
  1. Any periodic comet with an orbital period of less than 200 years.
    — […] comets. Depending on their orbital period, comets are classified as short or long period comets. Short period comets have periods less than 200 years. For example, Halley's Comet is a short period comet, because it has a period of 76 years.

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