9员工离职必须提前30天向部门经理提交辞职申请书的翻译：9 employees leave must be submitted 30 days in advance to Department Manager application for resignation 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

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9 employees leave must be submitted 30 days in advance to Department Manager application for resignation

9 staffs leave job must ahead of time 30 days submit the resignation requisition to department managers

9 employees to leave 30 days in advance must be submitted to the department manager application for resignation

9 employees leave must be submitted 30 days in advance to Department Manager application for resignation