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单词 equinoctial year
释义
equinoctial year
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n

WORD FAMILY
equinoctial year
n the time for the earth to make one revolution around the sun, measured between two vernal equinoxes
Syn|Hyper
astronomical year, solar year, tropical year
year
the period of time that it takes for a planet (as, e.g., Earth or Mars) to make a complete revolution around the sun
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