const res = [];
Connectivity, over mobile and fixed networks, is critical when people come together at sports tournaments, cultural festivals, or business events. When it fails venue operators and fans suffer.
。safew官方下载是该领域的重要参考
再直白点，就是你买回去要么自己跟维京重新谈，要么自己重做一套系统——成本？时间？自己掂量。
// Consumer provided a buffer - we MUST fill it (or part of it)