back bone

英 美
  • 分水岭,脊柱
  • back n.后面;背脊;靠背;后背;后卫vt.支持;后退adv.向后地adj.向后的;后面的;偏远的;过时的;积欠的
  • bone n.骨骼;骨;核心vt.除去骨头;往衣服里加撑条;磨光表面vi.努力学习adv.非常地;极其地
名词 backbone:
  1. a central cohesive source of support and stability

  2. fortitude and determination

  3. the series of vertebrae forming the axis of the skeleton and protecting the spinal cord

  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

  5. the part of a network that connects other networks together