役に立つto be helpful役use役割part重役director主役leading part役者actor役所government office役人government official役目duty重役heavy responsibilities役職post役立つto be useful役場town hall
場 ば
売り場place where things are sold場合situation場所location市場(the) market (as a concept)現場actual spot工場factory立場standpoint場place場面scene酒場bar広場plaza相場market price本場home役場town hall