RO

RO Rondônia (Brazilian state) Rondônia (Brazilian state)

RO Registration Officer 注册主任

RO Ride-On (Montgomery County, Maryland transit provider) 驾驶式(蒙哥马利县马里兰交通供应商)

RO Rule Out 排除,除外,拒绝

RO Regional Office 区域办事处

RO Registered Owner 登记拥有人

RO Receive Only 只接收

RO Restraining Order 禁令

RO Russian Orthodox 俄罗斯东正教

RO Right On adv. 绝对正确(老于世故)

RO Radiation Oncologist 放射肿瘤医生

RO Radio v. 用无线电通讯

RO Repair Order 修理任务单

RO Revenue Officer 税收人员

RO Resident Office 常驻机构

RO Reserve Officer n. 预备军官

RO Reverse Order n. [计]倒序

RO Research Objective 研究目标

RO RingOut n. 呼出振铃

RO RÉponse Objective (French) RÉponse Objective (French)