Orange alert for cold wave 

全国多地过山车式降温 

China's meteorological authority on Monday issued an orange alert for a cold wave as a strong cold front will sweep across most parts of Central and East China. 

12月28日，中央气象台发布寒潮橙色预警，我国中东部大部地区将开启“速冻”模式。 

From Monday to Thursday, the temperature in most parts of Central and East China is expected to drop by 10 degrees Celsius, while temperatures in some areas in Northwest, Northeast, North and South China will drop by 12 degrees Celsius to 16 degrees Celsius, according to the National Meteorological Center (NMC). 

中央气象台表示，从12月28日至31日，中东部大部地区的气温将下降10摄氏度，西北、东北、华北和华南部分地区的气温将下降12-16摄氏度。 

The cold wave will bring gales to the aforementioned regions and some sea areas near East and South China, the NMC said. 

寒潮还将给上述地区和东部和南部部分海域带来大风。

The center advised the public to take precautions against the cold weather and strong winds. 

气象台建议公众注意防范寒冷强风天气带来的不利影响。

China has a four-tier color-coded weather warning system, with red representing the most severe weather, followed by orange, yellow and blue. 

我国的天气预警信号分为四级，由四种颜色表示，按照严重程度依次为红色、橙色、黄色和蓝色。

The center issued its last orange warning in 2016. 

中央气象台上次发布寒潮橙色预警是在2016年。