| 释义 |
椎骨zhuīgǔ构成脊柱的短骨,根据所处部位,依次分为颈椎、胸椎、腰椎、骶椎和尾椎。除第一、二颈椎外,每两椎骨中间有一椎间盘。人的椎骨共有33块,即颈椎7块,胸椎12块,腰椎5块,骶椎5块,尾椎4块。{vertebra; any of the single bones or segments of the spinal column, consisting of cervical, thoracic, lumbar, sacral, and caudal vertebrae. Except for the first and second cervical vertebrae, there is an intervertebral disk between every two adjacent vertebrae. A human being has 33 vertebrae, i.e. 7 cervical, 12 thoracic and 5 lumbar vertebrae, 5 sacral and 4 caudal vertebrae.}通称{commonly called}脊椎骨{jǐzhuīgǔ}。 |