这种新型止鼾器是一种无需牙医和齿科医学检验师帮助就可操作的齿科器械。

This new Anit-Snoring Device is a dental appliance without the need of a dentist and dental laboratory technician.

youdao

这种新型止鼾器是一种无需牙医和齿科医学检验师帮助就可操作的齿科器械。

This new Anit-Snoring Device is a dental appliance without the need of a dentist and dental laboratory technician.

youdao