透镜中心厚度测量规lens center thickness gauge
幼儿园（美）day-care center
初级骨化中心primary ossification center, diaphysis ossification center
（核仁）纤维中心fibrillar center
温中祛寒warm the center and dispel cold
【运输】车床顶尖back center (lathe center)
温中健脾warm the center and fortify the spleen
发育中心developmental center