词汇	vaginal sinus
释义	vaginal sinus 膣窦
随便看	relation concept relation condition relation conefficient relation constraint relation contract relation curve relation data relation database relation-database relation data base relation data-base relation database management relation database management system relation data base management system Relation databases relation database scheme relation decomposing relation definition relation degree relation degree of node Relation,Dental Centric Relation,Dentist-Patient relation derivation relation diagram relation dicaccess method