swear 英[sweə(r)] 美[swer] v. 发誓; 咒骂; n. 咒骂; 发誓，宣誓; I have sworn an oath to defend her. 我发誓要保护她。常用短语：swear oath 宣誓wear against 起誓证实…,反对…

swear at 骂,诅咒,与…不协调swear by 极其相信…

swear by this pill 相信这种药丸有效swear for 保证,担保