The uniforms have the key element of the lucky clouds and will be in three colors: red for Beijing Olympic Games Committee (BOCOG) staff, blue for the volunteers and gray for the technical staff.是什么意思_The uniforms have the key element of the lucky clouds and will be in three colors: red for Beijing Olympic Games Committee (BOCOG) staff, blue for the volunteers and gray for the technical staff.在线翻译_英语_读音_用法_例句