移动通信运营商沃达丰周一宣布，已与美国亚马逊公司的低地球轨道卫星网络亚马逊Leo签署协议，为欧洲和非洲偏远地区的4G与5G移动通信基站提供网络连接。
The story starts with quantum field theory, which is incredibly complex, but the simplified version is that even empty space is filled with fields that could govern the interactions of any quantum objects in or near that space. You can think of different particles as energetic excitements of these fields—so a photon is simply an energetic state of the quantum field.，更多细节参见PDF资料
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