| 单词 | 2.5G (Two point Five Generation) |
| 释义 | 2.5G (Two point Five Generation) In cellular radio, referring to digital systems and standards that are midway, or transitional, between 2G and 3G. Such systems include Enhanced Data rates for GSM Evolution (EDGE), General Packet Radio Service (GPRS), High-Speed Circuit Switched Data (HSCSD), and Universal Mobile Telecommunications System (UMTS). See also 2G, 3G, cellular radio, digital, EDGE, GPRS, and HSCSD. |
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