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文章来源:admin    时间:2019-06-10

  Scientists at Jilin University recently uncovered the earliest record of the undulated structure of dinosaur1 tooth enamel2.   吉林大学的科学家发现恐龙牙釉质波纹构造的最古老记录。
    The discovery will help scientists to improve research in the evolution, eating habits and living environments of dinosaurs3.   The bird-footed Changchun dinosaur was tiny, only one meter in body length, and made one of the best preserved bird-footed dinosaur fossils.
1 dinosaur      n.恐龙 参考例句:
  • Are you trying to tell me that David was attacked by a dinosaur?你是想要告诉我大卫被一支恐龙所攻击?
  • He stared at the faithful miniature of the dinosaur.他凝视著精确的恐龙缩小模型。
2 enamel      n.珐琅,搪瓷,瓷釉;(牙齿的)珐琅质 参考例句:
  • I chipped the enamel on my front tooth when I fell over.我跌倒时门牙的珐琅质碰碎了。
  • He collected coloured enamel bowls from Yugoslavia.他藏有来自南斯拉夫的彩色搪瓷碗。
3 dinosaurs      n.恐龙( dinosaur的名词复数 );守旧落伍的人,过时落后的东西 参考例句:
  • The brontosaurus was one of the largest of all dinosaurs. 雷龙是所有恐龙中最大的一种。 来自《简明英汉词典》
  • Dinosaurs have been extinct for millions of years. 恐龙绝种已有几百万年了。 来自《简明英汉词典》

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