1. As a particular rhetorical device, oxymoron generates from ancient Greek. " Oxus " refers to " sharp " or " pointed " and " moros " means " dull, stupid and foolish ". 矛盾修辞来源于古希腊，是一种特殊的修辞手法。“Oxus”的意思是敏捷的或锐利的，“moros”是指迟钝的、愚蠢的、傻瓜的。