劬劳 　劬瘠 　劬瘁 　劬心 　劬蹇 　劬録 　劬精 　劬禄 　劬劬 　劬劳之恩 　劬顇 　劬瘽 　劬学 　劬俭 　劬勚 　劬勤 　劬愉 　劬苦 　劬古 　劬力