1. grind out an oath : 切齿诅咒;
1. The witness is on oath. 证人宣过了誓。
名词
1. He swore an oath to support the king. 他宣誓支持国王。
2. He was answered with a torrent of oaths. 他得到的回答是滔滔不绝的诅咒。
3. oath
3. He took an oath to give up gambling. 他发誓不再赌博。