What does "lock up" mean?

To secure a building by locking doors To close and lock a place, or to imprison someone.

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

Don't forget to lock up before leaving. He was locked up for ten years. I'll lock up.

Phrasal Verb BritishAmericanAustralian ★★★★★ Very Common Neutral

Meaning: To secure a building by locking doors

锁好门；关押

Cerrar con llave; encarcelar

施錠する、閉じ込める

잠그다, 가두다

To close and lock a place, or to imprison someone.

锁上门窗确保建筑物安全，或将某人关进监狱。

Asegurar un edificio cerrando las puertas con llave, o encarcelar a alguien.

建物のドアに鍵をかけて安全を確保すること。また、誰かを刑務所に入れることも意味する。

건물의 문을 잠가 보안을 유지하거나, 누군가를 가두는 것을 의미한다.

Base verb: lock

Particle: up

Separable: Yes — the object can go between the verb and particle

Don't forget to lock up before leaving.
离开前别忘了锁门
No olvidéis cerrar con llave antes de salir
出る前に戸締りを忘れないで
나가기 전에 문 잠그는 거 잊지 마.
He was locked up for ten years.
他被关了十年
Estuvo encerrado diez años
彼は10年間投獄された
그는 10년간 수감되었다.
I'll lock up.
我来锁门
Yo cierro con llave
私が戸締りします
내가 문 잠글게.

Context: security, closing

Tone: responsible

From securing with locks.

Era: Modern

Generation: All ages

Social background: Universal