Gas and oil consumption always increases in cold weather.

燃气和燃油的消耗量在天冷时总会增加。

《牛津词典》

Get afternoon ceaseless south the cold air influence below, north wind increases 4 class left and right sides gradually, air humidity drops apparently, cloud and mist is abreaction, weather fair.

午后受到不断南下的冷空气影响，北风逐渐加大到4级左右，空气湿度明显下降，云雾消散，天气转晴。

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It declines gradually as the year warms up reaching its lowest point in July and then increases again as cold weather once again approaches.

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