backbones是什么意思？

backbones

英['bækbəʊnz] 美['bækboʊnz]

• n. 骨干( backbone的名词复数 )，脊骨，骨气，脊骨状物；

例句

• Good service is our foundation and high quality drivers are our backbones. 优质服务是强生立足之本,高素质司机是强生之脊梁.
• They are vertebrates, that is, animals that have backbones. 它们是脊椎动物, 即有脊骨的动物.
• Why do hummingbirds and gorillas both have backbones? 为什么蜂鸟和大猩猩都有脊骨?

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  脊柱
  Your backbone is the column of small linked bones down the middle of your back.
• N-SING
  中坚力量；骨干；支柱
  The backbone of an organization or system is the part of it that gives it its main strength.
  例句
  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 no backbone, you think they do not have the courage to do things which need to be done.
  例句
  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。