be on/under oath
1. 发誓说真话
The judge reminded the witness that he was still under oath.
法官提醒证人, 他是发过誓的。
习惯用语administer the oath to sb.1.为某人主持宣誓仪式grind out an oath1.切齿诅咒Hippocratic oath1.医生开业时或医科学生接受学位时作有关遵守医生道德的誓言left-handed oath1.没有约束力的誓言make an oath1.立誓, 宣誓take an oath1.立誓, 宣誓on oath (=(up)on my oath)1.发誓, 必定upon oath (=(up)on my oath)1.发誓, 必定under oath (=(up)on my oath)1.发誓, 必定put on (his) oath1.使(某人)立誓put under (his) oath1.使(某人)立誓put sb. on (his) oath1.使(某人)立誓put sb. under (his) oath1.使(某人)立誓Stygian oath1.不容违背的誓言take the oath1.宣誓, 发誓2.[美俚]喝一杯酒