backbone

名词 n.
中文释义
英 /ˈbækˌbəʊn/    美 /ˈbækˌboʊn/

英文释义

名词 n.
  1. The series of vertebrae, separated by disks, that encloses and protects the spinal cord, and runs down the middle of the back in vertebrate animals. countable
  2. Any fundamental support, structure, or infrastructure. countable,figuratively
    — Before automobiles, railroads were a backbone of commerce.
  3. Courage, fortitude, or strength. figuratively,uncountable
    — He would make a good manager, if he had a little more backbone.

词形变化

backbones plural back bone alternative

词汇关系

近义词
spine spinal column vertebral column backbone
衍生词
backboned backboneless Bustamante backbone devil's backbone to the backbone
部分词
vertebra sacrum intervertebral disc coccyx tailbone

词源

From Middle English bakbon, bakebon, bac-bon; equivalent to back + bone. Compare the semantically analogous English ridgebone.
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