回かい路ろ遮しゃ断だん機き

noun

circuit breaker

Technical term used in electrical engineering and everyday contexts for a device that interrupts an electric circuit to prevent overload or short circuits.

• 回かい路ろ遮しゃ断だん機きが落おちたので、ブレーカーを上あげてください。

  The circuit breaker tripped, so please reset the breaker.