@NuritBaytch @justthefacts85 @alexmeshkin It means 4% that spends most of their day in an environment with other people who are frequently tested and excluded if positive.
@NuritBaytch@justthefact85@alexmeshkin这意味着4%的人一天中大部分时间都与其他人呆在一起，这些人经常接受检测，如果检测结果呈阳性，则被排除在外。