perfidy
US /ˈpɝː.fə.di/
UK /ˈpɜː.fɪ.di/
名词
背信弃义, 不忠
the state of being deceitful and untrustworthy
示例:
•
His act of perfidy shocked everyone who trusted him.
他的背信弃义震惊了所有信任他的人。
•
The general was accused of perfidy for betraying his country.
将军因背叛国家而被指控背信弃义。