It could be a symptom of gum disease or other medical conditions (e. g. diabetes, infections of the nose or throat).
这很可以意味着你患有牙龈疾病或其他疾病(如糖尿病、鼻炎、咽喉炎等)。
It could be a symptom of gum disease or other medical conditions (e. g. diabetes, infections of the nose or throat).
这很可以意味着你患有牙龈疾病或其他疾病(如糖尿病、鼻炎、咽喉炎等)。
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