回顾下谭德塞5月的话：“When we talk about the zero-Covid strategy, we don't think that it's sustainable, considering the behaviour of the virus now and what we anticipate in the future.”（当我们谈论zero-Covid战略时，考虑到病毒现在的行为以及我们对未来的预期，我们认为它是不可持续的。）