[] ( oaths/əʊðz; NAmEoʊðz/) a formal promise to do sth; a formal statement that sth is true宣誓;誓言◆Chief executives have to swear an oath certifying that accounts are accurate.总裁必须宣誓证明账目准确。●on/under ˈoath () having promised to tell the truth in a court of law在法庭上宣誓说实话;经宣誓