同意。在公共场合如果与他人有近距离接触，口罩就会有保护作用。

来源: viewfinder 于 2020-03-30 05:19:33 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.