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注意正确的擤鼻方法紧压一侧鼻翼,轻轻擤出对侧鼻腔的分泌物。医学研究显示,当两手捏紧两侧鼻孔用力擤鼻涕时,鼻腔内的压力
Pay attention to the correct method of nasal pressure squeeze one side of the nose, gently out of the contralateral nasal secretions. Medical research shows that when both hands pinch the nostrils nostril on both sides, the nasal pressure