词根词缀：osteo-, oste-, ost-

【来源及含义】Greek: bone

【同源单词】acroosteolysis, anti-osteoporosis, centro-osteosclerosis, electrically stimulated osteogenesis, endosteoma, fibro-osteoma

词根词缀：pterygo-, pteryg-

【来源及含义】Greek: wing

【同源单词】acanthopterygian, actinopterygian, Actinopterygii, apterygial, Apterygota, archipterygium