时代新潮移动电话王令朝方兴未艾的二哥大只限于寻呼功能的ＢＰ机在没有电话机的地方就会显得不方便，而功能齐全的大哥大则对大多数人来说过于昂贵又不便于申请。于是，一种介于ＢＰ机和大哥大两者之间的二哥大便应运而生。二哥大的正式学名叫无绳电话（Ｃｏｒｄｌｅｓｓ... The trendy mobile phone Wang Ling North Korea’s burgeoning brother only BP paging machine in the absence of the phone where it would seem inconvenient, and full-featured big brother is too expensive for most people and not easy to apply. As a result, a BP machine and brother between the two brother stool came into being. Brother Columbia’s official school called cordless phone (Cordless ...