translation.en: And the basic objective of this work is not to just go out once and look at these individuals, but to establish thousands of individuals in these populations that we would monitor continuously on a regular basis.
translation.zh: 此项工作最基本的目标不仅仅 是从外部研究这些受感染的人， 而是要在这些人群中建立 数千个个体，这样我们就可以监控 在日常的基础上持续的监控。