释义
n. 背骨,脊柱,尖刺
例句
1. He got an injury to his spine when he fell off his horse. 他从马上摔下来，伤了脊梁骨。 2. A deformity of the back in human beings caused by an abnormal convex curvature of the upper spine. 驼背人类背部的变形，由脊柱上部不正常的弯曲凸起造成