a shot in the arm Meaning in the Cambridge English Dictionary
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Meaning of “a shot in the arm” in the English Dictionary

"a shot in the arm" in British English

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a shot in the arm

something that has a ​sudden and ​positiveeffect on something, ​providingencouragement and new ​activity: Fresh ​investment would ​provide the shot in the ​arm that this ​industry so ​badlyneeds.
(Definition of a shot in the arm from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"a shot in the arm" in American English

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a shot in the arm

something that has a ​sudden, ​strong, ​positiveeffect on something: Winning this ​award has been a ​big shot in the ​arm for the ​students.
(Definition of a shot in the arm from the Cambridge Academic Content Dictionary © Cambridge University Press)
Translations of “a shot in the arm”
in Chinese (Simplified) 刺激因素,兴奋剂…
in Chinese (Traditional) 刺激因素,興奮劑…
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