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English definition of “blow sb's cover”

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blow sb's cover

to make known secret information about who someone is and what they are doing
Translations of “blow sb's cover”
in Chinese (Traditional) 暴露(某人的)身份, 揭發(某人的)秘密活動…
in Chinese (Simplified) 暴露(某人的)身份, 揭发(某人的)秘密活动…
(Definition of blow sb's cover from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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