血双绒膜胎盘 [胚] hemodichorial placenta

双绒毛膜双羊膜囊 DCDA

双面绒布 BOTH-SIDE RAISED FLANNELETTE ; [纺] two-faced plush cloth ; both-side flannelette

双面绒 double-sided plush ; double-faced pile ; TWO SIDE BRUSHED FLEECE ; [医] double velour

双面厚绒布 domet ; domett flannel

双面天鹅绒 [纺] two-pile velvet ; pile velvet

双绒外套 double fleece jacket

双面绒头织物 double pile

双绒毛环征 double decidual sac sign

单绒毛膜双胎 [妇产] monochorionic twin pregnancy ; monochorionic twins ; monochorionic multiple gestations