perfidious [pərˈfɪdiəs]

例句:

• Their feet will trample on the dead bodies of their perfidious aggressors.
  他们将从背信弃义的侵略者的尸体上踏过。
  
• In your language traitor means betrayer : one is perfidious, treacherous, unfaithful, disloyal.
  在贵国的语言中,叛徒指的是叛卖者,一个背叛信仰,两面三刀, 不忠实, 无信无义的人.
  
• The perfidious military attack on our fatherland, begun on 22 June by Hitler's Germany, is continuing.
  希特勒德国于6月22日对我们的祖国发动背信弃义的武装攻击, 目前攻击还在继续进行.
  
• If he is perfidious, he must be a thorough-going fraud.
  来自D. M. Frame
• Nothing except her own perfidious party.
  来自THETIMES
• Its colorful means keep us at one remove from the central action, which, in retrospect, is perfidious and shocking.
  来自NEWYORKER