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纪录片《熟食造就了人类吗》 第14期：古人类的牙齿

时间：2021-08-02 06:54:49

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（单词翻译）

Professor Julia Lee-Thorp is examining

朱莉娅·里霍普教授检测了

very ancient teeth from the jaws1 of both animals and humans

生活在数百万年前的动物和人类的

which lived millions of years ago.

古老牙齿

I'm incredibly nervous

处理古人类牙齿时

when I'm dealing2 with ancient human teeth.

我紧张得不可思议

It's a very awe-inspiring experience, I guess.

我想 这是一段激动人心的经历

I'm very conscious of the fact

我很清楚我得

that we have to be careful about damaging material,

小心翼翼地避免破坏这些化石

because it's really very precious and rare.

因为它们真的非常珍贵而稀有

Her experiments are carried out in this tiny laser chamber3.

她的实验就在这个小激光室中进行

We're lining4 it up to shoot the laser at it,

我们将它摆好对齐 向它投射激光

and the laser releases

激光投射在

a very, very small amount of enamel5.

它们极其微量的釉质上

The laser vaporises microscopic6 holes

激光在这些古代牙齿的釉质上

in the ancient tooth enamel.

打下了一些微孔


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1 jaws cq9zZq     
n.口部；嘴
参考例句：
  • The antelope could not escape the crocodile's gaping jaws. 那只羚羊无法从鱷鱼张开的大口中逃脱。
  • The scored jaws of a vise help it bite the work. 台钳上有刻痕的虎钳牙帮助它紧咬住工件。
2 dealing NvjzWP     
n.经商方法，待人态度
参考例句：
  • This store has an excellent reputation for fair dealing.该商店因买卖公道而享有极高的声誉。
  • His fair dealing earned our confidence.他的诚实的行为获得我们的信任。
3 chamber wnky9     
n.房间，寝室；会议厅；议院；会所
参考例句：
  • For many,the dentist's surgery remains a torture chamber.对许多人来说，牙医的治疗室一直是间受刑室。
  • The chamber was ablaze with light.会议厅里灯火辉煌。
4 lining kpgzTO     
n.衬里，衬料
参考例句：
  • The lining of my coat is torn.我的外套衬里破了。
  • Moss makes an attractive lining to wire baskets.用苔藓垫在铁丝篮里很漂亮。
5 enamel jZ4zF     
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。
6 microscopic nDrxq     
adj.微小的，细微的，极小的，显微的
参考例句：
  • It's impossible to read his microscopic handwriting.不可能看清他那极小的书写字迹。
  • A plant's lungs are the microscopic pores in its leaves.植物的肺就是其叶片上微细的气孔。

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