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earned run average    我要挑错精准翻译

参考词典中earned run average的常规释义:

基本释义
  • 投手责任得分率
英英解释
  •  1个名词解释

    1. (baseball) a measure of a pitcher's effectiveness; calculated as the average number of earned runs allowed by the pitcher for every nine innings pitched
      [同] earned run average, era
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