| 单词 | osteogenesis imperfecta | 
| 释义 | osteogenesis imperfectanoun  osteogenesis im·per·fec·ta  -ˌim-(ˌ)pər-ˈfek-tə    : a hereditary disease caused by defective or deficient collagen production and marked by extreme brittleness of the long bones and a bluish color of the whites of the eyes  called also brittle bone disease, brittle bones | 
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