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单词 earned run average
释义 earned run averagen.Abbr. ERABaseball (名词)缩写 ERA【棒球】
  1. A measure of a pitcher's performance obtained by dividing the total of earned runs allowed by the total of innings pitched and multiplying by nine.投手责任得分率:一种测量投手表现情况的方法,将所得的责任分除以所有回合中所投的球数再乘以九,即得投手责任得分率
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更新时间:2025/5/6 5:30:04