seize up

こわばる、硬直する

筋肉や関節が硬くなったり緊張したりして、動かしにくくなること。

やさしい英語で： To become stiff or tight and difficult to move.

• My back has seized up.
• Her fingers seized up in the cold.
• My legs seize up if I sit still too long.

使い方： seize up with something (My fingers seized up with the cold.)

類義語： stiffen, tighten up

反対語： loosen up

よく使う表現： muscles seize up, seize up painfully

焼き付く、動かなくなる

エンジンや機械の部品が急に固着し、動かなくなること。

やさしい英語で： If an engine or machine does this, its parts suddenly become stuck and it cannot run.

• The engine seized up yesterday.
• Without oil, this motor will seize up.
• The mechanic said the pump had seized up completely.

類義語： seize, jam, lock up

よく使う表現： engines seize up, seize up suddenly

機能しなくなる、停滞する

問題や詰まりなどのために、機能や動作が止まること。

やさしい英語で： To stop working or operating, often because of a problem or blockage.

• The payment system seized up.
• Trade seized up when the border closed.
• Without fresh funding, the whole operation could seize up.

類義語： stop, freeze, grind to a halt

よく使う表現： seize up completely, markets seize up