重ㄓㄨㄥˋzhòng頭ㄊㄡˊtóu戲ㄒㄧˋxì

  1. 分量繁重的戲劇。如：「他是戲團的臺柱，常演重頭戲。」

英opera (or role)​ involving much singing and action, (fig.)​ highlight, main feature, major activity
德wichtige Aufgabe