| 词汇 | sit us up |
| 释义 | (redirected from sit us up)sit up1. To rise up to a sitting position after having been lying down. I woke up very thirsty, so I sat up to take a drink of water. 2. To raise someone up into a sitting position after they have been lying down. In this usage, a noun or pronoun is used between "sit" and "up." They sat the patient up so she could see her visitors. 3. To sit with a fixed, upright posture. Please sit up during class—stop slouching at your desk like that! 4. To suddenly take notice of something or become very alert. Our son sat up the moment we mentioned the possibility of going to Disneyland. sit up1. to rise from a lying to a sitting position. When the alarm went off, he sat up and put his feet on the floor. She couldn't sleep, so she sat up and read a book. 2. to sit more straight in one's seat; to hold one's posture more upright while seated. Please sit up. Don't slouch! You wouldn't get backaches if you would sit up. sit up1. Rise to a sitting position from lying down, as in The sick child sat up and asked for a drink of water. [Early 1200s] 2. Stay up later than usual, as in The nurse sat up with her all night long. [Mid-1500s] 3. Sit with the spine erect, as in She was always telling the students to sit up. [Early 1700s] 4. Become suddenly alert, as in The students sat up when he brought up the test. The same sense appears in the related sit up and take notice, as in When he mentioned the arrival of a movie star, they all sat up and took notice. [Late 1800s] sit up (and take notice)suddenly start paying attention or have your interest aroused. informalsit upv. 1. To rise from lying down to a sitting position: The patient sat up for her meal. 2. To sit with the spine erect: The nanny told the children to sit up. 3. To stay up later than the customary bedtime: My parents sat up waiting for me to come home. 4. To become suddenly alert: The students sat up when the teacher mentioned the test. |
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