事先没有仔细阅读合同就签了名是吉姆的错误(on one's part) 英文怎么翻译

译文
Not carefully read the contract is signed in advance is Jim's mistakes (on one 's part)

It's on Jim's part for he signed the contract without reading it carefully.
自己翻译的，希望能帮到你~~

i am sorry to tell you jim has made a mistake that he was not careful reading the contract before he signed it