如果你看到冒火花的、断裂的或者磨损的电线，或者闻到绝缘体烧焦的味道，在保险丝盒或者断路器断关闭电路。
If you see sparks or broken or frayed wires, or if you smell hot insulation, turn off the electricity at the main fuse box or circuit breaker.
它太黑暗进行，因此您将需要修复的左侧保险丝盒电路断路器。
It's too dark to proceed so you will need to fix the circuit breakers in the fuse box on the left.
电源供应具备适当的过载保险丝或断路器保护。
The electrical supply has the proper overload fuse or circuit breaker protection.
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