Business Support Organization商业支持组织 Business Service Option(s)商业服务选项(s) Boating Safety Officer划船安全官员 Business Services Online (Social Security Administration)商业服务网络(社会保障行政) Broadband Switch Operations (Sprint)宽带开关操作(冲刺) Boston Symphony Orchestra波士顿交响乐团 Basic Security Option基本的安全选项 Baltimore Symphony Orchestra巴尔的摩的交响乐团 Bismuth Silicon Oxide铋氧化硅薄膜 Business System Owner业务系统主人 Bremerton Symphony Orchestra (Bremerton, WA)Bremerton交响乐团(Bremerton、佤族) Bookstore Officer (Church of Scientology)书店官员(基督教科学派) Bilateral Salpingo-Oophorectomy (surgical removal of both fallopian tubes and ovaries)Salpingo-Oophorectomy(切除侧输卵管及卵巢都) Broad System of Ordering (subject classification system)广阔的学科分类系统(系统) Banda Sonora Original (Spanish, soundtrack)班达索罗拉原件(西班牙语、音乐)