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从气候学的角度看,当候温达到22℃以下时为秋季(上海一般在9月下旬),降至10℃以下时为冬季(上
From the climatological point of view, when the waiting temperature reaches below 22 ℃ for the autumn (Shanghai is generally late in September), down to below 10 ℃ for the winter (on