failure

落伍者、失敗作

期待された成果を上げられなかった人や物。

やさしい英語で： A person or thing that does not achieve what was hoped for.

• The new product was a failure.
• She felt like a failure after losing her job.
• One bad result does not make you a failure.

使い方： a failure as someone/something (He felt he was a failure as a father.)

類義語： flop

反対語： success

よく使う表現： a complete failure, feel a failure, failure as something

失敗

試みや活動が目標を達成できないこと。

やさしい英語で： An attempt or activity that does not achieve its aim.

• The experiment ended in failure.
• The failure of the rescue plan shocked everyone.
• We learned from our earlier failures.

使い方： end in failure (Their first attempt ended in failure.)

類義語： failure to succeed, defeat

反対語： success

よく使う表現： end in failure, a costly failure, failure of something

不全

生命を維持するために必要な働きを、臓器が十分にできない状態。

やさしい英語で： A condition in which a body part cannot do enough of its work to keep someone alive.

• He was treated for heart failure.
• Kidney failure can require regular hospital treatment.
• The doctors were concerned about liver failure.

よく使う表現： heart failure, kidney failure, organ failure

故障

機械や仕組み、その一部が正常に働かなくなること。

やさしい英語で： A situation in which a machine, system, or part stops working properly.

• Engine failure forced the plane to land.
• A power failure stopped the lifts.
• Regular checks help prevent equipment failures.

類義語： breakdown, malfunction

よく使う表現： engine failure, power failure, equipment failure