https://blog.wongcw.com/2019/01/31/%e7%be%8e%e5%9c%8b%e9%81%8b%e7%87%9f%e5%95%86verizon%e5%ae%a3%e5%b8%83%e6%9a%ab%e5%81%9c5g%e9%83%a8%e7%bd%b2/
美國運營商Verizon宣布暫停5G部署