spine

名词 spine:

1. the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
   同义词：spinal column, vertebral column, backbone, back, rachis
2. any sharply pointed projection
   同义词：spur, acantha
3. a small sharp-pointed tip resembling a spike on a stem or leaf
   同义词：thorn, prickle, pricker, sticker, spikelet
4. the part of a book's cover that encloses the inner side of the book's pages and that faces outward when the book is shelved
   同义词：backbone
5. a sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin

1. A shiver ran down her spine.
   她浑身哆嗦了一下。
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
3. 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。