哈哈，原来你这样判定“高危人群”，因为他们不防御容易被感染。哈哈哈！

来源: Sequoia_CA 于 2022-04-26 13:18:24 [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.