n.呼叫者；召集者；访问者；打电话者adj.新鲜的； 变形： 复数：callers 英英释义： caller[ 'kɔ:lə ]n.a social or business visitor同义词：companyan investor who buys a call optionthe bettor in a card game who matches the bet and calls for a show of handsa person who announces the changes of ste