dry run
noun [ C ] uk/ˌdraɪ ˈrʌn/ us/ˌdraɪ ˈrʌn/ (UK also dummy run)
试运行;演习;排练
a practice of a particular activity or performance
The day before the trial, the lawyers tried a dry run of the closing arguments. 审判的前一天,律师们排练了一次最后陈词。
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