科研之友
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摘要
<正>"暑退秋澄转爽凉,日光夜色两均长。"9月来临,夜间气温开始明显下降,到秋分节气这一天,昼夜对等,外界环境开始由阳气主导向阴气主导转换。"The summer is leaving; the autumn is arriving, and it is getting cooler and cooler when the day and night areequal."When September arrives, the temperature at night begins to drop significantly. Ontheday of the Autumnal equinox, the length of the day and the night are equal, and the external environment begins to change from Yang-dominating to Yin-dominating.
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单位上海市中医文献馆
