Noun:

1. vascular membrane that lines the inner surface of long bones

end on末端向前地endn.结束；末端；目标；死亡；部分；终点站；端点；半边球场；剩余物，残余；过世v.终止，结束end-of-boost altitude加速终点高度endometrium minisize pipe子宫内膜微型导管endocochlear DC potential蜗管内直流电位end of reel trailer label卷尾结束标号End-grain cutting force（90°-90°）切削力Endoscopy and fulguration内镜检查和电灼治疗endoscopic sphincterotomy内窥镜括约肌切开术, 内窥镜下括约肌切开术endotherapy for endopathy内取endovascular neurosurgery血管内神经外科end-to-end connection端对端连接

1. The new bone that closed the marrow cavity could only be formed by the endosteum.
   结论关闭髓腔的骨质只能来自于骨内膜成骨。