preposition / verb / adverb HSK 1
zài
at · in · on · to be at/in · to exist

Meaning

is one of the most fundamental and versatile words in Mandarin. As a verb, it means 'to be located at' or 'to exist.' As a preposition, it indicates location ('at/in/on') and appears before place words. As an adverb before verbs, it indicates an action in progress (ongoing aspect).

Usage

is essential for expressing location and ongoing actions. Use ' + place + verb' to show where an action occurs (e.g., 家吃饭). Use ' + verb' to show continuous action (我看书 'I am reading'). In formal writing, often appears in set phrases indicating existence or presence.

Examples

  1. 01
    北京工作。
    zài Běijīng gōngzuò.
    I work in Beijing.
  2. 02
    看电视。
    zài kàn diànshì.
    He is watching TV.

Common collocations

  • zài jiā
    at home
  • 这儿
    zài zhèr
    here
  • ...上
    zài...shàng
    on...
  • zhèng zài
    in the process of

Origin

The character originally depicted a person (人) standing on earth/ground (土), representing existence or presence at a location.

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