VOA慢速英语:Opening Day: Baseball's New Season

stadium – n. a large sports center

advantage – n. a good or desirable quality; gain

complain – v. to say that you do not like something

slump – n. a period of time when a team or player is doing poorly

defect – v. to leave a country, political party, organization and go to a different one

rookie – n. a first-year player in a professional sport

playoffs – n. a series of games that is played after the end of the normal season in order to decide which player or team is the champion — usually plural