n.小肠绒毛；羊膜绒毛
Villus child with the best nest feeding, so crowded with heating. 绒毛雏最好一窝一起喂养，以便挤在一起取暖。
A chorionic villus is a minute vascular projection on the fetal chorion. 绒膜绒毛是胎儿绒毛膜上的一种微小的血管凸出物。
With its exuberance, the trailing green villus brings forth green on tip-toe. 蔓绿绒以勃勃的生机，踮起脚尖发绿。
Light microscopic examination and analysis of height of the jejunum and colon villus were performed. 作空肠和结肠光镜检查及绒毛高度的图象分析 ,并对空肠作电镜检查。
Each villus is richly supplied with blood which passes through a network of tiny tubes called capillaries. 血液流过称为微血管的毛细血管网，丰富地供应给每一根绒毛。
