恐龙牙釉质波纹构造的最古老记录_财经新闻

恐龙牙釉质波纹构造的最古老记录

文章来源：未知文章作者：enread 发布时间：2018-11-21 08:53 字体： [大中小]　进入论坛

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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.

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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》