What does "sneak up" mean?

To approach quietly without being noticed To surprise someone or for time to catch you unaware.

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

Don't sneak up on me like that! Time sneaks up on you. The due date sneaked up.

Phrasal Verb BritishAmericanAustralian ★★★★☆ Common informal

Significado: To approach quietly without being noticed

悄悄接近

Acercarse silenciosamente sin ser notado

気づかれないように近づく

몰래 다가오다

To surprise someone or for time to catch you unaware.

悄悄吓唬某人，或时间不知不觉地到来。

Sorprender a alguien o que el tiempo te pille desprevenido.

誰かを驚かせること、または時間が不意に迫ること。

누군가를 놀라게 하거나 시간이 알아차리지 못하는 사이에 다가오다.

Base verb: sneak

Particle: up

Separable: No — the verb and particle stay together

Don't sneak up on me like that!
别那样悄悄靠近我！
¡No te me acerques así a escondidas!
そうやってこっそり近づかないで！
그렇게 몰래 다가오지 마!
Time sneaks up on you.
时间在不知不觉中流逝
El tiempo te pilla desprevenido
時間はいつの間にか過ぎる
시간은 어느새 흘러간다.
The due date sneaked up.
截止日期悄然而至
La fecha límite llegó sin avisar
期日がいつの間にか迫っていた
기한이 어느새 다가와 있었다.

Contexto: surprise, approach, time

Tono: surprised

From sneaking or moving quietly.

Era: Modern

Generation: All ages

Social background: Universal