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很多人在刷牙时都会发现自己牙龈出血,往往一开始不当回事,结果越来越严重。那么,牙龈出血究竟是怎么回事呢?
Many people find themselves bleeding gums while brushing their teeth, often beginning with the wrong things, the result is getting worse. So, bleeding gums after all how is it?