backbone

英 [ˈbækbəʊn]

美 [ˈbækboʊn]

n.  脊梁骨; 脊柱; 支柱; 骨干; 基础; 毅力; 骨气

复数：backbones　

CET6TOEFLIELTSTEM4TEM8计算机

Collins.1 / BNC.9598 / COCA.9733

同义词辨析

determinationbackbone【导航词义：决心，胆识】

牛津词典

noun

• 脊梁骨；脊柱
  the row of small bones that are connected together down the middle of the back
• 支柱；骨干；基础
  the most important part of a system, an organization, etc. that gives it support and strength
  1. Agriculture forms the backbone of the rural economy.
     农业是农村经济的基础。
• 毅力；骨气
  the strength of character that you need to do sth difficult
  1. He doesn't have the backbone to face the truth.
     他没有面对现实的勇气。

柯林斯词典

• 脊柱
  Yourbackboneis the column of small linked bones down the middle of your back.
• N-SING 中坚力量；骨干；支柱
  Thebackboneof an organization or system is the part of it that gives it its main strength.
  1. The small business people of Britain are the economic backbone of the nation.
     英国的小商人是国家经济的支柱。
• N-UNCOUNT 骨气；勇气
  If you say that someone has nobackbone, you think they do not have the courage to do things which need to be done.
  1. You might be taking drastic measures and you've got to have the backbone to do that.
     你也许要采取极端的措施，你必须有勇气那么做。

英英释义

noun

• the part of a network that connects other networks together
  1. the backbone is the part of a communication network that carries the heaviest traffic
• 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
  1. the title and author were printed on the spine of the book
  Synonym:spine
• fortitude and determination
  1. he didn't have the guts to try it
  Synonym:gritgutsmoxiesandgumption
• the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
  1. the fall broke his back
  Synonym:spinal columnvertebral columnspinebackrachis
• a central cohesive source of support and stability
  1. faith is his anchor
  2. the keystone of campaign reform was the ban on soft money
  3. he is the linchpin of this firm
  Synonym:anchormainstaykeystonelinchpinlynchpin

双语例句

• He has no backbone; when things get difficult, he gives in.
  他性格软弱，一遇困难，便放弃。
• Steel is the backbone of China's booming economy.
  在蓬勃发展的中国经济中，钢铁行业是其支柱产业。
• The Chinese people have backbone.
  中国人民有骨气。
• They combine attributes of their desktop and backbone counterparts.
  它们将台式交换机和基干交换机的属性结合起来了。
• My parents are my backbone.
  我的父母是我的骨干。
• They are the backbone of the factory.
  他们是这个厂的顶梁柱。
• FDD equipment differs among vendors in the type of backbone network technology incorporated into the system.
  在并入系统的不同主干网络技术类型中，不同制造商使用的FDD设备不同。
• Petty officers are the backbone of a navy.
  军士是海军的骨干。
• But the new fiber-optic backbone should be load tested with new applications and hardware.
  但是新的光纤中枢应该用新的应用程序和硬件进行负载测试。
• Today's Ethernet networks particularly on the backbone use switched rather than shared Ethernet.
  今天的以太网&特别是主干网，采用交换式而不是共享式以太网。