sit up

起き上がる

横になった状態から上半身を起こして座る。

やさしい英語で： To raise your upper body from lying down into a sitting position.

• She sat up in bed.
• He woke suddenly and sat up.
• Can you sit up without help?

使い方： sit up in bed (I sat up in bed when the phone rang.)

類義語： raise yourself

反対語： lie down

よく使う表現： sit up slowly, sit up in bed, sit up suddenly

背筋を伸ばして座る

前かがみやだらけた姿勢をやめ、背筋を伸ばして座る。

やさしい英語で： To sit with your back straight instead of bent forward or relaxed.

• Sit up straight, please.
• She sat up when the teacher checked her posture.
• Try to sit up while you work at your desk.

類義語： sit straight

反対語： slouch

よく使う表現： sit up straight, sit up properly

はっとする、注目する

急に興味を持ったり驚いたりして、注意を向ける。

やさしい英語で： To suddenly become interested, surprised, or more attentive.

• The news made everyone sit up.
• Investors sat up when she announced the profits.
• That offer will make him sit up and take notice.

使い方： sit up and take notice (The unexpected results made everyone sit up and take notice.)

類義語： take notice, pay attention

よく使う表現： sit up and notice, sit up suddenly

夜更かしする、寝ずにいる

寝床に入らず、起きたままでいる。

やさしい英語で： To stay awake instead of going to bed.

• We sat up late talking.
• She sat up all night waiting for news.
• Did you sit up with the baby again?

使い方： sit up doing something (We sat up watching old films.)

類義語： stay up

反対語： go to bed

よく使う表現： sit up late, sit up all night

高く弾む

ボールが、打ちやすい高さまで弾む。

やさしい英語で： If a ball does this, it bounces high enough to be easy to hit.

• The ball sat up nicely.
• His short delivery sat up, and the batter hit it hard.
• On this court, slow balls tend to sit up.

類義語： bounce high

よく使う表現： sit up nicely, sit up invitingly

ペダルを緩める、力を抜く

自転車で力強くこぐのをやめる。多くは勝つことを諦めたとき。

やさしい英語で： To stop riding your bicycle hard, usually after giving up an attempt to win.

• The rider sat up.
• After the group caught him, he sat up and slowed down.
• Will she sit up or keep chasing the leaders?

類義語： ease off

よく使う表現： sit up early, sit up on climbs