单词 | spring equinox |
释义 | spring equinoxnoun 1The equinox in spring, on about 20 March in the northern hemisphere and 22 September in the southern hemisphere.The autumnal equinox occurs in March in the Southern Hemisphere, and the spring equinox occurs in September....
1.1 Astronomy The equinox in March. Also called vernal equinox. |
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