created sense approved 电闸/電閘 · diànzhá · circuit breaker
电闸 / 電閘
diànzhá
circuit breaker
an automatic safety device designed to stop the flow of current in an electric circuit during an overload
用电量过大导致电闸自动跳开了。
noun
created sense approved 电闸/電閘 · diànzhá · switch
电闸 / 電閘
diànzhá
switch
a manual device used to control or cut off an electric power supply, typically a main power switch
在修理电路之前，他先拉下了家里的总电闸。
noun