现代的全球网络媒体和通信系统起源于19世纪，当时信息第一次以电子方式远距离传送。
Today's globally networked media and communication system has its origins in the 19th century, when, for the first time, messages were sent electronically across great distances.
他们一天两次通过无线电通信系统与反叛者领导人保持联系。
They are in twice daily radio contact with the rebel leader.
通过嵌入处理器芯片的光通信，建立Exaflop(1018次，是千万亿次petaflop的1000倍)级水平的高效能计算机系统的愿景将在不太遥远的未来实现。
With optical communications embedded into the processor chips, the prospect of building power-efficient computer systems with performance at the Exaflop level might not be a very distant future.
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