Definition
突然 is the most common word for 'sudden' — it describes events that happen quickly and unexpectedly. 意外 (HSK 5) emphasizes 'unexpected' (often surprising), while 仓促 (HSK 7) implies 'hasty' with insufficient preparation.
adjective
suddenabruptunexpected
Examples
- 突然。Zhège juédìng hěn tū rán.This decision is very sudden.
- 突然。Yí gè tū rán de wèntí ràng tā bù zhīdào zěnme bàn.A sudden problem made him not know what to do.
- 突然。Dàjiā dōu bù zhīdào tā tū rán líkāi de yuányīn.No one knows the reason for his sudden departure.
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