Definition
不用 (bù yòng) is the everyday, spoken way to say 'don't have to / need not' — it expresses a lack of necessity. Unlike 不要 (bù yào), which means 'must not' (prohibition), 不用 simply says something is unnecessary. 不必 (bù bì) is more formal/written, and 无须 (wú xū) is even more formal.
adverb
need notdon't have to
Examples
- 不用，。Nǐ bú yòng qù, wǒ zài jiā děng nǐ.You don't have to go; I'll wait for you at home.
- 不用。Wǒmen bú yòng mǎi tài duō dōngxi.We don't need to buy too many things.
- 不用，。Tā bú yòng lái, wǒmen sān ge jiù gòu le.He doesn't need to come; the three of us are enough.
Grammar
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