What does "sit up" mean?

To stay awake late To remain awake, often to look after someone.

How do you use "sit up" in a sentence?

She sat up with the sick child. I sat up waiting for them. We sat up talking until dawn.

Phrasal Verb BritishAmericanAustralian ★★★★☆ Common Neutral

含义: To stay awake late

熬夜，守夜

Quedarse despierto, velar

遅くまで起きている、寝ずに付き添う

늦게까지 깨어 있다, 자지 않고 지키다

To remain awake, often to look after someone.

保持清醒到很晚，通常是为了照顾某人或等待某人。

Permanecer despierto hasta tarde, a menudo para cuidar a alguien.

遅くまで起きていること。特に誰かの看病や帰りを待つために。

깨어 있다, 종종 누군가를 돌보기 위해.

Base verb: sit

Particle: up

Separable: No — the verb and particle stay together

She sat up with the sick child.
她守着生病的孩子没睡
Veló al niño enfermo toda la noche
彼女は病気の子供に寝ずに付き添った
그녀는 아픈 아이 곁에서 밤새 깨어 있었어.
I sat up waiting for them.
我熬夜等他们
Me quedé despierto esperándoles
彼らを待って起きていた
그들을 기다리며 안 자고 있었어.
We sat up talking until dawn.
我们聊到天亮都没睡
Nos quedamos hablando hasta el amanecer
明け方まで話し込んで起きていた
새벽까지 이야기하며 깨어 있었어.

语境: awake, night, vigil

语气: concerned

From sitting up rather than lying down.

Era: Modern

Generation: All ages

Social background: Universal