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标题: mucus [打印本页]

作者: etthink 时间: 2023-11-11 08:25
标题: mucus
mucus
Coughing clears the lungs of mucus.
咳嗽能清除肺里的黏液

作者: etthink 时间: 2024-4-15 00:14
Mucus is a thick liquid that is produced in some parts of your body, for example the inside of your nose.

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