ㄙㄤˋsàngㄐㄧㄣˋjìnㄊㄧㄢtiānㄌㄧㄤˊliáng

  1. 形容泯滅人性惡毒兒女英雄傳·》:見到要不出血提補老爺小的喪盡天良。」喪心病狂

devoid of conscience (idiom)​; utterly heartless
gewissenlos (Adj)​