i swear
I don´t know anything about what happened, I swear.
我发誓, 我对所发生的事一无所知。
—— 给力词典精选I vowed to do more of the cooking myself.
我发誓自己要多动手做饭。
—— 给力词典精选I have said nothing that I am not ready to attest.
我发誓,我说的话句句属实。
—— 给力词典精选I will pledge myself to a top secret.
我发誓保守这一绝密。
—— 给力词典精选I pledged my word that I would never break my promise.
我发誓我决不毁约。
—— 辞典例句