Cold fronts can move up to twice as fast as warm fronts and produce sharper changes in weather, since cold air is denser than warm air and rapidly lifts the warm air as the cold air moves in.
冷锋的移动速度可以达到暖锋的两倍，并且会产生更剧烈的天气变化，因为冷空气的密度比暖空气大，冷空气移动时会迅速抬升暖空气。