Bill Gates: 七年前，我在 TED 演讲中谈到了世界还没有为下一次流行病做好准备。从那以后发生了很多变化：b-gat.es/3vAV9dq

原推：Seven years ago, I gave a TED Talk about how the world wasn’t ready for the next epidemic. A lot has changed since then: b-gat.es/3vAV9dq
https://twitter.com/BillGates/status/1517550507019046913