What does biting ice mean?

"Bitter-cold" refers to how cold the temperature is, making people feel like there is ice in their bones, making it uncomfortable.

Biting is a Chinese word, pinyin is cì gǔ, the meaning is the cold that penetrates into the bones, describing extremely cold.

Extreme cold, the full name of extreme cold weather, refers to the low temperature and coldness in winter. "Extreme cold" defined and listed in meteorological books should be the abbreviation of "extreme cold weather" or "extreme cold meteorological environment" or "extreme cold temperature environment". The degree of low temperature and coldness in winter has always been of concern to people and is often measured in degrees Celsius on a thermometer, such as -4°C, -10°C, etc.

In order to accurately express the degree of coldness, the meteorological profession has formulated a "cold degree scale". The temperature ranges from below -40℃ to 9.9℃, and is divided into eight levels from low to high: < /p>

Level 1 is "extremely cold", below -40℃;

Level 2 is "extremely cold", from -30℃ to -39.9℃;

Level 3 It is "severe cold", -20℃ to -29.9℃;

The fourth level is "major cold", -10℃ to -19.9℃;

The fifth level is "slight cold", - 5℃ to -9.9℃;

Level six is ??"mildly cold", ranging from 0℃ to -4.9℃;

Level seven is "slightly cold", ranging from 0℃ to 4.9℃;

Level 8 is "cool", ranging from 5℃ to 9.9℃.