This situation occurs especially in the north area.
这在北方地区尤其明显。
China covers avast geographical area, and the temperature difference from the north to south is very large, especially in winter.
中国掩盖普遍的地理区域，从北到南温度差异非常大，尤其是在冬季。
China covers avast geographical area, and the temperature difference from the north to south is very large, especially in winter.
中国掩盖普遍的地理区域，从北到南温度差异非常大，尤其是在冬季。
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