sharpen up your act Meaning in the Cambridge English Dictionary
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Meaning of “sharpen up your act” in the English Dictionary

"sharpen up your act" in British English

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sharpen up your act

to ​improveyourbehaviour or ​performance: He really ​needs to sharpen up his ​act, or he'll never get to ​university.
(Definition of sharpen up your act from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “sharpen up your act”
in Chinese (Simplified) 改进…的行为(或表现)…
in Chinese (Traditional) 改進…的行為(或表現)…