英语词汇经过几次试讲是什么意思，经过几次试讲的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	经过几次试讲
释义	DEFINITIVE EXAMPLES 权威例句〔dry run〕After several dry runs, she was ready to give the speech.经过几次试讲，她已准备好发表演讲了。韦氏高阶
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