Spring Equinox is the first day of Spring. On this day, the center of the visible Sun is directly above the Equator. The length of...
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Four Seasons | 四季
There four seasons in a year. They are spring, summer, fall, winter. 一年四季有春、夏、秋、冬。 Spring 春 Summer 夏 Fall 秋 Winter 冬
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