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English definition of “have/know sth off pat”

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have/know sth off pat

UK ( US have/know sth down pat)
to know something so well that you can say or do it without having to try or think: I'd given the talk so many times I had it off pat.
Translations of “have/know sth off pat”
in Chinese (Traditional) 對…滾瓜爛熟,對…瞭若指掌…
in Chinese (Simplified) 对…烂熟于心,对…了如指掌…
(Definition of have/know sth off pat from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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