防止病毒从上呼吸道走到下呼吸道。
漱口水或者浓盐水清洁口腔和咽喉处,一小时一次,六次以上每天。
本帖于 2020-06-11 13:33:46 时间, 由普通用户 Happy_Woman 编辑
防止病毒从上呼吸道走到下呼吸道。
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