题目内容：

英语翻译
A公司和B公司是兄弟公司,有着密切的合作关系.B公司的Sam先生已经跟你们联系过,并允许我可以向你们公司直接订货.

优质解答

A and B are brother companies which have close cooperation.Mr.Sam of company B has contacted with you,and allowed me to place orders to your company directly.
合作关系直接用cooperation就可以了