仰睡会让舌头滑落到咽喉部位，减小了呼吸道的面积，一定程度上阻塞了空气流通。
When you sleep on your back, your tongue falls backwards into your throat which can narrow your airway and partly block airflow.
仰睡会让舌头滑落到咽喉部位，减小了呼吸道的面积，一定程度上阻塞了空气流通。
When you sleep on your back, your tongue falls backwards into your throat which can narrow your airway and partly block airflow.
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