恒星年

恒星年
héngxīngnián

the sidereal year (astronomy)

2 meanings
MEANING2 meanings

MEANING

  1. noun

    the sidereal year (astronomy)

    • A sidereal year is the period of Earth's orbit around the Sun.

  2. noun

    the year defined in terms of the fixed stars

    • A sidereal year is the period of Earth's revolution around the Sun.

STROKE ORDER
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