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English definition of “you never know”

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you never know

informal
B2 said to mean there is a possibility that something good might happen, even if it is slight: You never know, she might change her mind.
Translations of “you never know”
in Chinese (Traditional) 很難說,很難預料…
in Chinese (Simplified) 很难说,很难预料…
(Definition of you never know from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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