malfunction

故障、誤作動

機械や装置が正常に動かなくなる不具合。

やさしい英語で： A problem that makes a machine or piece of equipment stop working properly.

• A malfunction stopped the lift.
• The flight was delayed by an engine malfunction.
• Engineers checked the equipment for malfunctions.

類義語： fault, failure

よく使う表現： mechanical malfunction, engine malfunction, system malfunction

故障する、誤作動する

機械や装置が正常に動かなくなる。

やさしい英語で： If a machine does this, it stops working properly.

• The printer malfunctioned again.
• If the brakes malfunction, stop driving immediately.
• The sensor sometimes malfunctions in cold weather.

類義語： fail, break down

よく使う表現： equipment malfunction, begin to malfunction, may malfunction