power failure

例句：

1. 1. The power failure caused the lights to flicker intermittently.
   电力故障导致灯光间歇闪烁。
2. 2. The sudden power failure left us with no electricity for cooking.
   突然的电力故障让我们没有电做饭。
3. 3. The engineers were able to quickly diagnose and fix the power failure.
   工程师们能够迅速诊断并修复电力故障。