sit up基本解釋
熬夜; （使）端坐; 晚睡; 引起注意
sit up詞典解釋
1. 坐起來(lái);坐直
If you sit up, you move into a sitting position when you have been leaning back or lying down.
sit up在線(xiàn)翻譯
e.g. Her head spins dizzily as soon as she sits up.
她一坐起身來(lái)就感到天旋地轉。
2. 使…坐起身來(lái);讓…直起身子
If you sit someone up, you move them into a sitting position when they have been leaning back or lying down.
e.g. She sat him up and made him comfortable.
她幫他坐起身來(lái)，好讓他舒服一點(diǎn)。
3. 深夜未睡;熬夜
If you sit up, you do not go to bed although it is very late.
e.g. We sat up drinking and talking...
我們飲酒談天，直至深夜。
e.g. I didn't feel like sitting up all night.
我不想熬通宵。
4. 突然關(guān)注;警覺(jué)
If something makes you sit up, it makes you suddenly pay attention to what is happening.
e.g. A defeat like that makes you situp and think.
那樣的一次失敗會(huì )令你警覺(jué)起來(lái)，開(kāi)始思考。
5. see also: sit-up
sit up英英釋義
verb
1. not go to bed
e.g. Don't stay up so late--you have to go to work tomorrow
We sat up all night to watch the election
Synonym: stay up
2. change to an upright sitting position
e.g. He sat up in bed