cosmoid

cosmoid

美 　英

• 网络具有齿鳞质的

例句

enamel A shiny hard material covering the dentine of teeth and the surface of some scales ( cosmoid and placoid scales).

珐琅有光泽的坚硬物质包覆在牙齿及一些鳞片（圆鳞与盾鳞）表面。这是脊椎动物所产生最坚硬的物质。

dentine A hard mesodermal material in teeth and some scales (cosmoid, ganoid and placoid scales) produced by odontobasts.

齿质组成牙齿或某些鳞片（硬鳞与盾鳞）中层的坚硬物质。