translation.en: The big question, ladies and gentlemen, was whether these strategies could work on this scale, in this situation, with so many countries affected with the kind of exponential growth that you saw.
translation.zh: 而最大的问题在于，女士们先生们， 这些策略是否能在这样的规模下， 这样的情况中奏效， 已有这么多国家受到感染， 扩散的速度如你所见以指数增加。