单词：stable isotopes
单词：stable isotopes 相关文章
Unit 1 [00:27.95]The donkey and the pekinese [00:32.71]There was a merchant who had a Pekinese dog. [00:37.98]It was like a toy. [00:41.14]The Dekinese lived in the merchant's house, [00:45.90]slept on his bed, sat on his lap and lived an easy life.
小学综合英语6A
Ancient Bones Reveal Ancient Diet, Lifestyle Scientists learned recently that fish was the main source of protein for people in southern Scandinavia many thousands of years ago. They also ate other animals that live in the water. The findings come fr
2018年VOA慢速英语(十)月
The first day of the experiment, we got out to our plot 实验的第一天，我们来到了实验地点， and a grizzly bear and her cub chased us off. 突然一头灰熊和她的熊宝宝出现，把我们赶跑了。 And I had no bear spray. But
TED演讲科学篇
Science and technology 科学技术 Going underground 向地底进军 A project to reveal more about all the carbon on Earth 旨在向人们揭示更多地球碳信息的项目 The Deep Carbon Observatory 深碳观测站 A world still full of secrets
经济学人科技系列
A group of scientists from the Ohio State University are trekking to the top of the Quelccaya Ice in the Peruvian Andes to try to measure the effects of climate change on the world's glaciers. The average distance above sea level on the glacier is ar
英语新闻
Fourteen injured people sent to Taining County hospital in the eastern province of Fujian are now in a stable condition. Doctors say most of the injured were treated for bone fractures. Three of them are severely injured with multiple broken bones an
cctv9英语新闻2016年