单词：isotopic spin conservation
单词：isotopic spin conservation 相关文章
Conservation Week starts tomorrow. During that week, DOC the Department of Conservation would like New Zealanders to celebrate our special places and our native wildlife. What are our special places? Our National Parks are some of our special places.
新西兰英语
AGRICULTURE REPORT - February 5, 2002: Soil Conservation Methods By Gary Garriott 04 Feb 2002, 18:39 UTC This is the VOA Special English Agriculture Report. Soil conservation efforts protect soil from
农业与发展
Merchants Put New Spin on Advertising He has been spinning signs for five years. There is a lot of money being made in advertising, he says. The income, however, is not the only reason Moreno loves his job. I have the most fun doing what Im doing, he
VOA标准英语2013年(七月)
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The Earths crust is old. Billions of years old. So old that its nearly impossible to imagine. And now scientists have discovered what may be the oldest
Scientific American(九)月
President Bush Discusses Conservation and the Environment THE PRESIDENT: Thank you all. Please be seated. Thank you for coming, and Happy New Year. Laura and I thank all of our distinguished guests, starting with members of my Cabinet -- Secretary K
美国总统每日发言
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres definitely methane on Marsand there are seasonal variations of how much is being released into the thin Martian atmosphere. Which means that Mar
Scientific American(一)月
What does an 800-pound gorilla eat? If you said: anything it wants, youre not thinking like a scientist. A scientist would say, Let me analyze the isotopic composition of its excreta and Ill get back to you. Because a new study shows that the ratio o
Scientific American(十二)月
spinning one's wheel re-inventing the wheel 在今天的节目里我们再来给大家讲解两个由轮子,也就是wheel这个字组成的习惯用语。我们已经学过：at the wheel，就是开车
美国习惯用语
Six Little Mice Sat Down to Spin Six little mice sat down to spin, Pussy passed by, and she peeped in. What are you doing, my little men? Making coats for gentlemen. Shall I come in and bite off your threads? No, no, Miss Pussy, you'll bite off our h
鹅妈妈童谣
Scientists Closer to Solving Plain of Jars Mystery A new group of human remains has been uncovered on the Plain of Jars in Laos. They are believed to date back to the Iron Age, some 2,500 years ago. The Plain of Jars is in the central Lao province of
2016年VOA慢速英语(三)月
Kenya's ocean waters are home to five out of the world's eight species of turtles. All are classified as either endangered or critically endangered, and are threatened by poaching, fishing nets, development and pollution. The conservation groups Wata
VOA标准英语2010年(七)月
Love of Big Cats Sparks Conservation Project Dale Andersons love affair with big cats goes back to junior high school in Santa Rosa, California, when a mountain lion cub was brought to his seventh grade classroom. And ever since then Ive had a desire
VOA标准英语2011年(十月)
今天我们要学的词是spin。 Spin, 是旋转。The skater is practicing her jumps and spins, 不过spin 这个词要是用到政治上，那就有别的意思了。比如：'Spin wars' are expected for Obama and Clinton, 有人说，奥巴马和希
英语单词荟萃
今天我们要学的词是spin。 Spin, 是旋转。The skater is practicing her jumps and spins, 不过spin 这个词要是用到政治上，那就有别的意思了。比如：'Spin wars' are expected for Obama and Clinton, 有人说，奥巴马和希
英语每日一词
雅思写作真题 Nowadays, environmental problems are too big to be managed by individual persons or individual countries. In other words, it is an international problem. To what extent do you agree or disagree? 原创范文 If human beings want to
雅思英语
China's Ministry of Water Resources says the country is to invest 1.8 trillion yuan, or 280 billion US dollars, in water conservation in the coming five years. The country is also aiming to double its annual investment on water projects. Shuangfeng h
世界各地新闻集锦
如今的竞选意味着花费几百万美元作电视广告，邮寄宣传印刷品。候选人也得和数以千计的志愿工作人员日以继夜地四处奔波。今天先学两个表示现代助选人员的习惯用语。第一个是：advance
美国习惯用语
Compston's machine allowed such rocks to be dated with unparalleled precision. 康普斯森的仪器能以无与伦比的精确度测定这些岩石的年代。 The prototype SHRIMP was built and machined in the Earth Science department's own worksho
万物简史
KATHMANDU, Feb. 25 (Xinhua) -- Nepal and China have agreed to strengthen and enhance the coordination in the fields of forest conservation and management. A joint meeting between the two neighbors was held in Kathmandu from Feb. 22 for the first time
英语新闻
[00:07.16]We drop the shoulders... 放下肩 [00:10.48]we think tall... 想像很高 [00:13.76]we tuck under and transfer the weight... 卷起来. 隐藏重量 [00:15.16]from one foot to-- 从一条腿 [00:19.80]No. Princesses never cross their Legs
听电影学英语-公主日记