Can you swallow the tongue? Well, she can!! Absence of her lingual frenulum is what gives her the ability to do it!
The frenulum of tongue is a small fold of mucous membrane extending from the floor of the mouth to the midline of the underside of the tongue.
The tongue is attach ​ 展开全文c

2018年07月28日 14:10  来自 微博视频

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