If you make a sworn statement or declaration, you swear that everything that you have said in it is true.
The allegations against them were made in sworn evidence to the inquiry.
对他们的指控都是从调查中得到的宣过誓的证词中提出的。
If two people or two groups of people are sworn enemies, they dislike each other very much.
It somehow seems hardly surprising that Ms Player is now his sworn enemy.
普莱耶女士现在成了他不共戴天的仇敌似乎不足为奇了。
Sworn is the past participle of swear.