a. 不忠贞的, 背信的, 有异心的
s tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans
1. This perfidious harlot has entangled you in her plot.
这位不忠的 将你卷入了她的阴谋
2. A rhyme composed for your perfidious predecessor at the time of my abdication.
这是我放弃皇位时 给你背信弃义的前任写的诗
3. l thought of our mother, vexed by her perfidious sons, always consoling herself with the notion that we had each other.
我想母亲正在为她两个叛逆的儿子担心 她肯定以为我们兄弟会彼此关怀
以上参考资料就是本英汉词典详细汇总的单词perfidious的翻译英语含义，如有错漏请向我们提供反馈意见。