Dutch courage
noun [ U ] UK uk/ˌdʌtʃ ˈkʌr.ɪdʒ/ us/ˌdʌtʃ ˈkɝː.ɪdʒ/ (US liquid courage)
酒胆，酒后之勇
the confidence that some people get from drinking alcohol before they do something that needs courage
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