英语词汇“earned run average”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	earned run average
释义	WordReference Random House Unabridged Dictionary of American English © 2024 earned′ run′ av′erage, [Baseball.] Sporta measure of the effectiveness of a pitcher, obtained by dividing the number of earned runs scored against the pitcher by the number of innings pitched and multiplying the result by nine. A pitcher yielding three earned runs in nine innings has an earned run average of 3.00. Abbr.: ERA, era 1945–50
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