时间:2019-01-10 作者:英语课 分类:与美国小学生一起学英文第5册


英语课

   Backbone 1 脊柱


  The backbone is one of the bones in the human body. 脊柱是人身体里的骨头之一。
  It supports people's backs. 它支撑着人的背部。
  Without a backbone, people cannot stand up, sit down or walk. 要是没有脊柱,人就不能站立、坐下和行走。
  It is one of the most important bones in the human body. 它是人身体里最重要的骨头之一。
  It is also called a "spine 2". 它也被称为“脊椎”。
  Do you know how a backbone is formed? 你知道脊柱是怎样构成的吗?
  It is made of many small bones. 它由很多小块骨头组成。
  There are usually 29 small bones in the backbone. 脊柱里通常有29块小骨头。

n.脊骨,脊柱,骨干;刚毅,骨气
  • The Chinese people have backbone.中国人民有骨气。
  • The backbone is an articulate structure.脊椎骨是一种关节相连的结构。
n.脊柱,脊椎;(动植物的)刺;书脊
  • He broke his spine in a fall from a horse.他从马上跌下摔断了脊梁骨。
  • His spine developed a slight curve.他的脊柱有点弯曲。
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2-hendecanone
Acalyptrata
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