the branch of dentistry dealing with diseases of the gums and other structures around the teeth
造句
【近義詞】
periodontics
(單復(fù)同)牙周病學(xué)...
常用短語
periodo
period
period mortality
period expansion
periodate lignin
period point set
periodontal pack
period fertility
periodontal deep
periodental cyst
periodontal file
period solutions