Coret科雷coren.核心；果心；要点vt.挖去果核core culture核心文化core problem核问题core subject必修课程core content核心内容core jigging磨芯头core templet[机] 砂心模板Coreodrassusn.韩掠蛛属core catcher取芯钻夹具,捕芯器core testing型芯表面硬度测定core library核心库