时间:2019-01-10 作者:英语课 分类:与美国小学生一起学英文第11册


英语课

   Iron 铁


  Iron is a very important element in our lives. 铁是我们的生活中非常重要元素。
  It is a kind of metal. 它是一种金属。
  Thousands of years ago, people with iron swords and armor were the most powerful people. 几千年前,拥有铁剑和铁甲的人是最强大的人。
  Now, it is used to build buildings, machines and automobiles 1. 现在,它被用来建造建筑物、机器和汽车。
  Is iron expensive? No, it isn't. 铁很昂贵吗?不昂贵。
  There is a lot iron in the Earth. 地球上的铁资源很丰富。
  Do you know where else we can find iron? In the human body. 我们还能在哪里找到铁?人的身体里。
  Like other animals, humans need iron. 像其它动物一样,人也需要铁。
  In human blood, there is iron. 人的血液里有铁。
  If you don't have enough iron in your blood, you may become very sick. 如果你的血液含铁量不足,你可能就会生重病。

n.汽车( automobile的名词复数 )
  • When automobiles become popular,the use of the horse and buggy passed away. 汽车普及后,就不再使用马和马车了。 来自《简明英汉词典》
  • Automobiles speed in an endless stream along the boulevard. 宽阔的林荫道上,汽车川流不息。 来自《现代汉英综合大词典》
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