单词：abundance of isotopes
单词：abundance of isotopes 相关文章
Abundance is a Life Style Abundance is a life style, a way of living your life. It isnt something you buy now and then or pull down from the cupboard, dust off and use once or twice, and then return to the cupboard. Abundance is a philosophy; it appe
王强英语美文
[00:01.40]Abundance Is a Life Style [00:04.89]Abundance is a life style, a way of living your life. [00:10.91] It isn't something you buy now and then or pull down from the cupboard, [00:14.74] dust off and use once or twice, and then return to the c
英语专业晨读美文
I'm sure that, throughout the hundred-thousand-odd years of our species' existence, and even before, 我十分确信在人类诞生以来的大概10万多年，甚至比这更长的时间里 our ancestors looked up at the night sky, and wondered what
TED演讲国际问题篇
Ever wonder what your French fries were fried in? Like bumbling burglars who leave fingerprints at a crime scene, cooking oils leave their own clues. And by measuring the carbon isotopes in French fries, University of Hawaii researchers found that on
Scientific American(一)月
This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Climate change is the great environmental challenge facing the world today, but maybe we should start calling it Climates Change. Because scientists who've
Scientific American(五)月
Some people of Italian ancestry, like me, might have a surprise in the family treea man of east Asian descent, who was living and working 2,000 years ago in the boondocks near the heel of the Italian boot. The discovery is the first good evidence of
Scientific American(二)月
This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. If youve ever wondered where the Earth came from, the answer, it seems, is blowin in the windthe solar wind. Or so say scientists who, after examining sola
Scientific American(七)月
编者按： 一个懂得生活的人，必然是一个内心世界丰富充实的人。一个内心世界丰富的人才能在黑暗中看到光明，才能欣赏生长在荆棘丛中艳丽的花朵，才能在纷繁的外部表象中寻到事物的本
精美英文欣赏
AS IT IS 2016-04-26 Chernobyl, Risky Still, Thirty Years Later 切尔诺贝利三十年后风险仍在 Tuesday marks the 30th anniversary of the Chernobyl disaster, the worlds worst nuclear accident. The effects of the disaster are still felt today.
2016年VOA慢速英语(四)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
Technology Going underground 科技 去地球深处 A project to reveal more about all the carbon on Earth 一个将会揭示更多关于地球上所有碳的秘密的项目 THE carbon cycle is the stuff of school books. 碳的循环在学校教科书中
经济学人科技系列
The Beauty of Occasional Abundance Depending upon our life experiences, each one of us has a different definition of abundance, much of which is learned during childhood. We are taught at an early age to either want for nothing or yearn for more. We
阅读空间
How old is the Earth? 地球的年龄有多大？ Well, by counting the number of isotopes in a sample of rock that's undergone radioactive decay, 通过对岩石样品中正经历着放射衰变的同位素计数， geologists have estimated the Ear
TED演讲教育篇
But there were many technical difficulties to overcome. Holmes also neededor at least would very much have appreciatedsophisticated gadgetry of a sort that could make very fine measurements from tiny samples, and as we have seen it was all he could d
万物简史
Abundance is a Life Style Abundance is a life style, a way of living your life. It isnt something you buy now and then or pull down from the cupboard, dust off and use once or twice, and then return to the cupboard. Abundance is a philosophy; it appe
双语有声阅读
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
WASHINGTON, Aug. 17 (Xinhua) -- Latest research shows that the Moon could be younger than previous estimates. The findings were published online Wednesday in the Nature journal. The prevailing theory of the Moon's origin is that it was created by a g
英语新闻
As a decrepit father takes delight To see his active child do deeds of youth, 正像阳精痿顿的父亲喜欢观看年轻气盛的孩子演示风流韵事， So I, made lame by fortune's dearest spite, 我虽曾蒙受命运最大的摧残， Take a
莎士比亚十四行诗全集
As one commentator has put it, fleeing would mean selecting a slow death over a quick one. 有一位评论家说，逃跑意味着在慢死和快死之中选择慢死。 The death toll would be very little affected by any plausible relocation effort,
万物简史