circuit breaker編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看circuit breakercircuit breaker — 名詞名詞1. a safety device that stops the flow of electricity in a circuit1.名詞釋義斷路器a safety device that stops the flow of electricity in a circuit例句The circuit breaker tripped when the power surge occurred.