動どう力りょく故こ障しょう

noun

power failure; mechanical breakdown

Refers to a failure or malfunction in a power system or machinery, often in technical or industrial contexts.

• エレベーターが動どう力りょく故こ障しょうで止とまった。

  The elevator stopped due to a power failure.

• 動どう力りょく故こ障しょうの原げん因いんを調ちょう査さ中ちゅうです。

  We are investigating the cause of the power failure.