1、Evidence is given on oath and witnesses are subject to cross-examination.
證人宣誓后作證，并接受盤問。

2、A document made on oath by a person guaranteeing the truthfulness of its content.
在法庭監(jiān)誓員或律師面前，以宣誓形式簽立該文件，以證明其內(nèi)容的真確性。

3、So I declared on oath in my anger, 'They shall never enter my rest.'
所以我在怒中起誓，說，他們斷不可進入我的安息。

4、He was on oath to tell all he saw
他已宣誓要把所看到的一切都講來出。

on oath翻譯