单词：isotopic thickness gauge
单词：isotopic thickness gauge 相关文章
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
This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Most of us follow the beat of our own drummer. But it turns out that members of our social networks are great predictors of how well respond to future events. In a s
Scientific American(三)月
人的大脑的结构会影响人的政治立场吗？ Alice: Hello, I'm Alice. Rob: And I'm Rob. Alice: And this is 6 Minute English! Weve had a special request from our listeners in Lugano, Switzerland for a more complicated topic this week. Were t
一起听英语
Chapter 9 At the Gas Station 第九章 在加油站 Part 1 Vocabulary 第一部分 词汇 1.gas station/petrol station 1.加油站 2.gas gauge 2.油表 3.run out of gas 3.没油了 4.regular 4.普通汽油 5.unleaded 5.无铅汽油 6.premium 6.高级汽
实境旅游英语
Alice: Hello, I'm Alice. Rob: And I'm Rob. Alice: And this is 6 Minute English! Weve had a special request from our listeners inLugano, Switzerland for a more complicated topic this week. Were talkingabout the structure of the brain, and how it could
六分钟英语
This is Scientific American's 60-second Science. I'm Steve Mirsky. Got a minute? The results are in, and, Americans pretty much like science. Eighty-four percent of those polled think that sciences effect on society is mostly positive. Thats the resu
Scientific American(七)月
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
Managing your time not only allows you to be more productive but also frees up precious minutes for you to spend however you'd like. To make 2013 your most organized, adopt these four helpful habits. 管理时间不止让你更有效率，也能腾出宝
英语阅读理解
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
WASHINGTONDo you wish to execute a suicide mission? What objectives would you like to accomplish on your jihad path? Who should we contact in case you become a martyr? Do any of your family or friends work with the government? If so, would he/she be
英语新闻
Media Companies Struggle To Gauge TV Ratings In Age Of Netflix play pause stop mute unmute max volume 00:0003:09repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash p
2016年NPR美国国家公共电台11月
She spun her snell with silkglands on the underside of her abdomen. The threads harden on contact with air. The trap's set, but she's treading carefully. The web's only sticky in places. She can move around, but others can't. The first bite of the da
自然百科2013年
Seroquel is used to treat mental disorders such as schizophrenia, bipolar disorder and autism. They are suspected of causing rapid weight gain, even in the first week of taking the drugs. Researchers have found that some antipsychotic drugs frequentl
VOA标准英语2010年(七)月
Pre-Listening Vocabulary observation: something that you see cross section: a view of the inside of something after a cut has been made across it hold true: remain a fact or truth even in other situations ideal: suitable sap: fluid (sugar and mineral
Facts-事实
妊娠糖尿病与心脏疾病有关 WASHINGTON, March 12 (Xinhua) -- Women who develop gestational diabetes may face an increased risk of early heart disease later in life, even if they do not develop diabetes subsequent to their pregnancy, U.S. res
英语新闻
Every morning at approximately 8:48 a.m., I pass itthe brick building that I visited many times as a child and that once seemed so grand, now a miniature playhouse in my mind. 每天早晨，大约8点48分的时候，我都会路过那栋砖砌的建筑
英语美文
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
China's consumer price index (CPI), a main gauge of inflation, grew 1.8 percent year on year in July, down from June's 1.9 percent, the National Bureau of Statistics announced last Tuesday. 国家统计局上周二公布的数据显示，今年7月份，
英语新闻
17 Into the Troposphere 第十七章 进入对流层 Thank goodness for the atmosphere. It keeps us warm. 谢天谢地，我们有了大气。它使我们有了个温暖的环境。 Without it, Earth would be a lifeless ball of ice with an average te
万物简史