First generation mobile networks also known as 1G were introduced in what decade?

第一代移动通讯技术，即1G，诞生于哪个年代？

5G mobile Internet connection will be a common thing in most technologically advanced countries and cities.

5G移动通讯技术将在大多数技术发达的国家城市得到推广。

And we are well ahead in areas like mobile communications and digital TV and in areas like semiconductor design.

我们在移动通讯，数码电视半导体设计方面也处于领先地。

One proxy for the difference in profitability between the urban rich and the rural poor is the price paid for mobile-telecoms spectrum.

商家从城市富裕阶层农村贫困阶层中赚取的利润是不同的，这从营运商为两者支付移动通讯频段的价格差异中可见端倪。

You're looking at Albuquerque's newest mobile communications specialist.

你面前正是阿尔布开克最新上任的移动通讯专家。

A device that weighs less than one kilogram is part of a mission that will allow scientists to deliver fourth generation or 4G mobile coverage to the moon in 2019.

一个重量不足一千克的设备将在2019年助力科学家完成向月球提供第四代或4G移动通讯覆盖任务。