5G 网络的速度大约是 4G 的10倍，这意味着你可以使用 5G 网络瞬间就能下载一部电影。此外，虚拟现实游戏将开始变得更受欢迎。5G 将使虚拟现实游戏更加真实。
5G networks are about 10 times faster than 4G. This means you can download a movie in seconds using 5G. Also, VR games will become more popular with 5G. 5G will make the VR games even more real.
关键之处就在于速度，太阳能的传递几乎就在瞬间完成，所以很少能量以热的形式耗散掉。
Speed is the key –the transfer of the solar energy takes place almost instantaneously so little energy is wasted as heat.
这就是为什么即使是个头娇小的人也可以用手打碎木板和砖块了：它用的不是硬拳头或蛮力，而是用速度在那一瞬间使出的集中一击的能力。
That’s why petite people can learn to break boards and bricks with their hands: it doesn’t take calluses or brute strength, just the ability to generate a focused thrust with speed.
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