circuit breaker
柯林斯词典
1. N-COUNT A circuit breaker is a device which can stop the flow of electricity around a circuit by switching itself off if anything goes wrong. 斷電器
There is always an internal circuit breaker to protect the instrument from overload. 縂有一個斷電器以防止儀器超負荷運轉。
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circuit breaker (circuit breakers)
剑桥词典
- a safety device that stops the flow of current in an electrical circuit when there is a fault
（電流）斷路器
比較
fuse noun (SAFETY PART) 返回 circuit breaker