断線

だんせん
disconnection
interruption

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だんせん【断線】

the snapping [breaking] of a wire; disconnection.

～する 〈線が主語〉 snap; break; be down.

●雪のため幾つかの場所で断線した. Owing to the snow wires were down in several places.

●断線のため on account of a broken wire.