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信息技术行业 员工 谢邀 @469ma mlb teams 截取自mlb官网 major league baseball分为al和nl也就是美联和国联两大联盟，各联盟都分为西、中、东三区，每区5支球队，每支球队都同.
SPORTS Inaugural Lou Gehrig Day held across the U.S. and Canada
