doyenn.老资格;首席
Doyen's reamer地面电台
Doyen's speculum陆栖动物
Doyen's mouth gag陆地网关
Doyen's skull saw地热
Doyen's operation陆源
Doyen's ear mallet地仓
Doyen's rib shears地上天线
Doyen's myoma screw地面网
Doyen's skull gauge陆生贝类
Doyen's towel clips大地电流指示计