单词：isotopic differentiation
单词：isotopic differentiation 相关文章
Speaking Sparkles (2) 妙语连珠 1. Well, let's say, you know, life is a constant learning process and I encourage everybody who is watching or 1) participating to constantly think about lifetime le
疯狂英语2003年
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
Rest Position - a position the jaw adopts when at rest with the lips lightly together. Reticular fibres - are fine type III collagen fibres forming a net-like supporting framework or reticulum. They a
医务英语
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
The unemployment rate is down to 8.9% after employers hired workers at the fastest pace in nine months. According to the latest Labor Department report, the economy picked up 192,000 jobs last month, but the drop in the unemployment rate is baffling.
2011年NPR美国国家公共电台3月
Fewer Creatures in Future Oceans Could Provide Less Food 海洋生物大量减少在未来只能提供更少的食物 Warming oceans will cause big changes in the biodiversity of sea life. That is a finding from the largest study ever of marine plant
2015年VOA慢速英语(九)月
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
And this mobile money is also providing a platform for access to alternative energy. 这项移动支付技术也为获取替代能源提供了一个平台。 You know, people who can now pay for solar the same way they pay for cards for their telepho
TED演讲科学篇
Matthew: So these days there are warning labels on everything from CDs to cigarettes to fast food, everything. What do you think about that? Should people be warned all the time about everything or do they need to not really have that warning on it?
原版英语对话1000个
创业本身是一所更大的学校，甜酸苦辣咸五味俱全。创过业的人通常比常人更懂事，更了解社会、更理解价值、更善于做决定、更有人缘、更有钱、更热爱自由，当然也会更加感叹世间善恶和
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创业者需要记住的15句话 又到一年毕业季，面对现在高校毕业生惨淡的就业形势，一些毕业生选择了自主创业，为自己打工。下面是15句对创业者的忠告，你可以说给你打算创业的同学听听。
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scope n.(活动)范围, 机会, 余地 解析：an investigation of wide scope大规模的调查 beyond sb.'s scope非某人所能了解 give (sb.) scope for给发挥的机会 outside sb.'s scope超出某
英文语法词汇
The latest app that's sweeping the web is the fiendishly addictive, and surprisingly difficult, Kuku Kube. 最新颜色辨识应用程序Kuku Kube正在席卷网络，它像恶魔般使人上瘾，并且难度惊人。 It has been designed to put you
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又到一年毕业季，面对现在高校毕业生惨淡的就业形势，一些毕业生选择了自主创业，为自己打工。下面是15句对创业者的忠告，你可以说给你打算创业的同学听听。 1. Be slow to hire and quick to
实用英语
1. Be slow to hire and quick to fire. 招人要慎重，炒人要迅速。 2. Create the best environment you can for your team. 为你的团队创造最好的工作环境。 3. Companies aren't just about profits. 开公司不仅仅是为了钱。 4
实用英语
创业本身是一所更大的学校，甜酸苦辣咸五味俱全。创过业的人通常比常人更懂事，更了解社会、更理解价值、更善于做决定、更有人缘、更有钱、更热爱自由，当然也会更加感叹世间善恶和
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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
German universities 德国的大学 Between great and so-so 处于顶尖和一般之间 Not in the elite but improving, German universities bet on a middle way 虽非精英教育但一直在提高，德国的大学秉承着中庸之道 A GLANCE at th
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