base on balls英语标准发音：base on balls英式发音：美式发音：翻译中文以球为基础base on balls – 基本释义[词典1]（四坏球后）保送上垒base on balls – 英英词典NOUN[名词](baseball) an advance to first base by a batter who receives four balls（棒球）击球手接到四个球后向一垒进发he worked the pitcher for a base on balls他用投手投球打垒walkpassbase on balls – WEB词典base on balls四球安全上垒四坏球上垒四坏球后送上垒BASE E ON BALLS四坏球上垒bb base on balls四坏球保送上垒 参考资料： 1.百度翻译：base on balls 2.有道词典：base on balls 3.爱词霸：base on balls
