telecommunications

The telecommunications giant invested billions into building a new 5G network across the country.

(Chinese) 这家电信巨头投入数十亿资金在全国范围内建设新的5G网络。

Fiber optics have revolutionized telecommunications by allowing data to travel at the speed of light.

(Chinese) 光纤通过允许数据以光速传输，彻底改变了电信行业。