keep down

音を抑える、小さくする

騒音を減らしたり、音が大きくなりすぎないようにしたりすること。

やさしい英語で： To make less noise or prevent a sound from becoming too loud.

• Please keep the noise down.
• We kept our voices down while the baby slept.
• Can you keep the music down tonight?

使い方： keep something down (Please keep your voice down in the library.)

類義語： quieten, lower, reduce

反対語： raise

よく使う表現： keep down the noise, keep down the volume, keep something down

低く抑える、上昇を抑える

量や数、水準が上がらないようにすること。

やさしい英語で： To stop an amount, number, or level from increasing.

• We need to keep costs down.
• The medicine helped keep her temperature down.
• How can we keep down the number of accidents?

使い方： keep something down (We share transport to keep our costs down.)

類義語： limit, control, restrain

反対語： increase, raise

よく使う表現： keep down the costs, keep down food prices, keep something down

吐かずにおく、胃に収める

食べ物や飲み物を吐かずに、胃の中に保つこと。

やさしい英語で： To hold food or drink in your stomach without bringing it back up through your mouth.

• I can't keep food down.
• He managed to keep down a little soup.
• Have you kept anything down since breakfast?

使い方： keep something down (She could not keep even water down.)

類義語： retain

反対語： vomit, throw up

よく使う表現： keep down some food, keep down any water, keep something down

抑圧する、押さえつける

人々が力や自由、生活をよくする機会を得るのを妨げること。

やさしい英語で： To prevent people from gaining power, freedom, or the chance to improve their lives.

• The regime kept its opponents down.
• Unfair rules have kept these workers down for years.
• They used violence to keep down the opposition.

使い方： keep someone down (The rulers used fear to keep the people down.)

類義語： oppress, suppress, repress

反対語： liberate, empower

よく使う表現： keep down the opposition, keep down the poor, keep someone down

身を低くしている、伏せる

見つかったり撃たれたりしないように、身を低くしている。

やさしい英語で： To stay close to the ground so that you cannot easily be seen or hit.

• Keep down! They might see us.
• We kept down behind the rocks.
• The soldiers were told to keep down until the shooting stopped.

使い方： keep down behind something (Keep down behind the wall until they pass.)

類義語： stay low, crouch down, duck

反対語： stand up

よく使う表現： keep down behind something, keep down and hide, keep down until dark