能源部本周发布了一项命令，旨在使美国部分地区的备用电源更容易启动。该命令是一种预防性措施，出现在8月下旬和9月气温高于正常水平之后。
The Energy Department issued an order this week intended to make it easier for backup power to kick into gear in some parts of the U.S. The order is a precautionary tool, coming after a period of higher-than-normal temperatures in late August and September.
该命令作为预防措施，允许电网运营商本周使用备用发电。目前尚未报告出现广泛停电。
The order as a precaution allows grid operators to use backup generation this week. There were no widespread outages reported.