Governor Gavin Newsom says some energy users and utilities will be allowed to tap backup power sources.

州长加文·纽森说，一些能源用户和公用事业公司将被允许使用备用电源。

Plus, there can be a connection for a nine-volt battery, as a backup power source.

此外，还可以连接九伏电池作为备用电源。