bull·penBrE/ˈbʊlpen/NAmE/ˈbʊlpen/noun (NAmE) thepartofabaseball field where players practise pitching(= throwing)beforethegame牛棚(棒球投手上场前的热身区域)extrapitchers in a baseball team who are used, if necessary, to replace the usual (= playerswhothrowtheball)inabaseball team who are used, if necessary, to replace the usual pitchers替补投手◆Theteam'sbullpenissolidthisyear. 今年该队的替补投手实力不错。atypeoflargeofficewhichisopen-plan(= itdoesnothavewallsdividingtheofficearea)敞开式办公室aroomwhereprisonerswaitbeforetheygointothecourtfortheirtrial(嫌犯)候审室