3G

剑桥词典

3G technology is new and improved , and is used in mobile phones on which you can use the internet, watch television , etc. 3G is short for 'third generation '.
（尤指手機技術） 第三代的 （可以上網、看電眡的）
They invested heavily in 3G mobile phone networks . 他們投入巨額資金開發3G手機網絡。 返回 3G