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English definition of “trial and error”

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trial and error

noun [U]  /ˈtrɑɪ·əl ən ˈer·ər, ˈtrɑɪl/ us  
a way of achieving an aim or solving a problem by trying different methods and learning from your mistakes: In a language lab, students learn by trial and error.
Translations of “trial and error”
in Chinese (Traditional) 反覆試驗,試錯法…
in Chinese (Simplified) 反复试验,试错法…
(Definition of trial and error from the Cambridge Academic Content Dictionary © Cambridge University Press)
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