汉英对照/1G

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1G是20世纪80年代引入的模拟电信标准,直到它被2G数字电信取代。

1G shì 20 shìjì 80 niándài yǐnrù de mónǐ diànxìn biāozhǔn, zhídào tā bèi 2G shùzì diànxìn qǔdài.

1G is an analog telecommunications standard introduced in the 1980s until it was replaced by 2G digital telecommunications.