单词 | anomalistic year |
释义 | anomalistic year [ǝ¦näm·ǝ¦lis·tik `yēr] ASTRONOMY The period of one revolution of the earth about the sun from perihelion to perhihelion; 365 days 6 hours 13 minutes 53.0 seconds in 1900 and increasing at the rate of 0.26 second per century. |
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