The spring equinox will occur at 5:01 a.m. EDT on Thursday. Here's what to know about the start of the spring season.

春分的另一个含义是“季节平分”。古时以立春到立夏之间为春季，而春分日正处于两个节气之中，正好平分了春季。昼夜平分点的英文表达为“Equinox [ˈekwɪnɑːks]”，所以春分是The Spring Equinox。

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The vernal equinox heralds the arrival of spring in the Northern Hemisphere (finally). But have you heard the myth about ...