记录美国北部的寒冷温度 关闭学校、企业、紧张能源系统 Record cold temperatures across the northern U.S. close schools, businesses, strain energy systems.

最近美国北部的寒断导致气温创下记录, 导致几个州的学校和企业关闭。 user The recent cold snap across the northern United States has led to record low temperatures, causing schools and businesses to close in several states. 专家建议居民留在室内,保持温暖,因为霜冻可在几分钟内发生。 Experts advise residents to stay indoors and keep warm, as frostbite can occur within minutes. 由于供暖需求激增,能源公司高度警惕,以防止停电。 Energy companies are on high alert to prevent outages, as demand for heating has surged.