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English definition of “trial run”

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trial run

noun [C] uk   us  
a practical test of something new or unknown to discover its effectiveness: We're holding a tournament in the new ice-hockey stadium, as a trial run for next year's Winter Olympics.
Translations of “trial run”
in Chinese (Traditional) 試行, 試驗, 試用…
in Chinese (Simplified) 试行, 试验, 试用…
(Definition of trial run from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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