@nedbh @DickZoutman @sdbaral Also, other cities like Shenzhen did get back to zero, with less severe lockdowns than Shanghai too. Shanghai puttered around for too long while spread got worse, but the methods do work.
@nedbh@DickZoutman@sdbaral同样，深圳等其他城市也恢复到了零，封锁也没有上海严重。当疫情恶化时，上海拖延了太久，但这些方法确实奏效。