英语词汇base on balls怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	base on balls
释义	base on ballsn.Baseball（名词）【棒球】 An advance to first base that is awarded to a batter who takes four pitches that are balls.保送上垒，自由上垒：对方投手投四个坏球后，击球员自由进至第一垒
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英汉双解词典包含166908条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。