| 单词 | backbone |
| 释义 | backbone (once / 1900 pages) n WORD FAMILY backbone: backbones USAGE EXAMPLESEducation provides opportunity and is the backbone of a strong and economically stable community. Seattle Times(Dec 27, 2016) America’s rural colleges were once the backbone of the country’s higher education system. Wall Street Journal(Dec 21, 2016) The backbone of a diet good for both people and planet is whole grains and legumes: oats, barley, wheat, corn, beans, peanuts, lentils. Washington Post(Dec 15, 2016) 1n the series of vertebrae forming the axis of the skeleton and protecting the spinal cord Syn|Hypo|Hyper back, rachis, spinal column, spine, vertebral column notochord a flexible rodlike structure that forms the supporting axis of the body in the lowest chordates and lowest vertebrates and in embryos of higher vertebrates chinebackbone of an animal urochorda notochord of a larval tunicate typically confined to the caudal region skeletal structure any structure created by the skeleton of an organism 2n a central cohesive source of support and stability Syn|Hyper anchor, keystone, linchpin, lynchpin, mainstay support something providing immaterial assistance to a person or cause or interest 3n 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 Syn|Hyper spine part, portion something less than the whole of a human artifact 4n the part of a network that connects other networks together the backbone is the part of a communication network that carries the heaviest traffic Hyper connecter, connection, connective, connector, connexion an instrumentality that connects 5n fortitude and determination Syn|Hyper grit, gumption, guts, moxie, sand fortitude strength of mind that enables one to endure adversity with courage |
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