标签:Scientists 相关文章
Section A Short Conversation [00:04.78]1.It seems to me that there is no need to have a screen on the door in the winter [00:12.04]We usually put it on in summer, don't we? [00:16.90]The only reason for having a screen on the door is [00:21.94]to kee
[00:00.00]Unit 6 text A Improving Industrial Efficiency through Robotics [00:04.24]通过机器人技术提高工业效率 [00:08.49]Robots,becoming increasingly prevalent in factories [00:14.73]and industrial plants throughout the developed world, [00:17.41]在机
[ti:UNIT 2 DNA Lesson 15 Cloning Questions] [0:01.154]UNIT 2 第二单元 [0:02.876]DNA [0:05.935]Lesson 15: 第15课: [0:07.825]Cloning Questions 克隆问题 [0:11.631]To: 至: [0:12.419]jenny@compmail.ca [0:15.357]From: 来自: [0:16.233]Li-
[00:04.78]Reading NO BOUNDARIES [00:09.64]Imagine this:you are twenty-one years old [00:15.10]and a promising graduate student at one of the top universities in the world. [00:21.76]One day,your doctor tells you that you have an incurable disease [00
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EXPLORATIONS - A Sticky Black Hole of Ancient Death, Right in the Middle of Los AngelesBy Paul Thompson Broadcast: Wednesday, April 26, 2006 (MUSIC) VOICE ONE: This is Faith Lapidus. VOICE TWO: And th
[00:00.60]That's a good question. [00:02.72]Haven't some scientists said about three [00:04.25]or four degrees? [00:05.65]No, at least five degrees centigrade, [00:08.12]maybe more.It's going to be disastrous. [00:11.30]We need a total change in our
Scientists Explore Underwater Volcanoes 科学家探索海底火山 What covers nearly 29 million square kilometers of this planet beneath the sea? The answer is seamounts. Seamounts are mountains, usually volcanoes, that rise up from the sea floor.
Intel Awards Top Prizes to Young Scientists 英特尔奖最高奖项颁给青年科学家 The United States may not be at the top of the worlds rankings when it comes to test results for high school students, but that does not mean they are without t
74 疯牛病及其最新的检验方法 DATE=7-24-01 TITLE=SCIENCE IN THE NEWS #2134 - Mad Cow Disease BYLINE=Nancy Steinbach, George Grow VOICE ONE: This is Sarah Long. VOICE TWO: And this is Steve E
67 维生素C能否破坏DNA? DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59
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Scientists are usually portrayed as highly rational seekers of the truth - and they are that. But they also have qualities that make them more similar to you and me than you might think. NPR's Joe Palca has a story that reveals that quite dramaticall