Zhè / cì / tíng / diàn / shì / ǒu / fā / shì / jiàn / ， / wéi / xiū / rén / yuán / hěn / kuài / jiù / huī / fù / le / gōng / diàn / 。

这次停电是偶发事件，维修人员很快就恢复了供电。

This power outage was an isolated incident, and the repair workers restored electricity quickly.