Not very long ago, it was also unthinkable that a virus would shut down nations and that safetynets would be proven so disastrously lacking in flexibility.
不久以前，人们还无法想象一种病毒能使众多国家封闭，而安全网被证明是如此灾难性地缺乏灵活性。
2
Only we can act as our own safetynets.
只有我们自己才能充当自己的安全保障。
3
Nobody can be our safetynets all the time in our lives.