| 释义 |
〔chondrocranium〕The cartilaginous cranium of an embryo before ossification.软骨颅：胚胎在骨化作用之前的软骨性头颅〔ossification〕The hardening or calcification of soft tissue into a bonelike material.骨化：柔软组织变成似骨物质的硬化或钙化过程〔chondrocranium〕A portion of the embryonic cranium forming the bones of the base of the skull and eventually undergoing ossification.软骨颅：胚胎的头颅中形成颅骨基部骨头并最终被骨化的部分〔epiphysis〕The end of a long bone that is originally separated from the main bone by a layer of cartilage but that later becomes united to the main bone through ossification.骺：长骨末端本来由一软骨层与主骨隔开，但尔后由于骨化而与主骨相连 |