[网络] 羊茅属和毒麦属含有呲咯类；吡咯烷类；吡咯烷类化合物

SSS 2008-10-07

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? The 2008 Nobel Prize in physics goes to an American and two Japanese scientists for work related to symmetry in particle physics. In the early 1960s, Yoichiro Nambu of

发表于:2019-01-08 / 阅读(63) / 评论(0)

Scientific American(十)月

SSS 2008-04-10

This is Scientific American's 60-Second Science, I'm Steve Mirsky, got a minute? Every Star Trek fan knows theres matter and antimatter, but why is there apparently so much more matter than antimatter？Scientific American's JR Minkel: Two recent exp

发表于:2019-01-08 / 阅读(67) / 评论(0)

Scientific American(四)月

VOA标准英语2011--Fermilab Scientists Optimistic About Finding Higgs Boson Particle

Fermilab Scientists Optimistic About Finding Higgs Boson Particle Scientists at the CERN laboratory in Geneva, Switzerland say they are encouraged by new data suggesting their Large Hadron Collider, the world's most powerful atom-smasher, is one step

发表于:2019-01-13 / 阅读(63) / 评论(0)

VOA标准英语2011年(十二月)

万物简史第16期:如何营造一个宇宙(8)

The Big Bang theory isn't about the bang itself but about what happened after the bang. Not long after, mind you. By doing a lot of math and watching carefully what goes on in particle accelerators, scientists believe they can look back to 10-43secon

发表于:2019-01-29 / 阅读(48) / 评论(0)

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夏洛的网第123期:会议(4)

How about 'Pig Supreme'? asked one of the lambs. 细皮肥猪怎么样？一只小羊问道。 No good, said Charlotte. It sounds like a rich dessert. 不好，夏洛说，这听上去像油腻的菜名。 How about 'Terrific, terrific, terrific'? as

发表于:2019-01-29 / 阅读(69) / 评论(0)

夏洛的网

VOA慢速英语2012 IN THE NEWS - Scientists May Have Found 'God Particle'

IN THE NEWS - Scientists May Have Found 'God Particle' 新闻报道 - 科学家们可能发现了上帝粒子 This is IN THE NEWS in VOA Special English. 这里是美国之音慢速英语新闻报道。 This week, scientists in Switzerland reported a

发表于:2019-02-18 / 阅读(75) / 评论(0)

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absolutely dull percussion resonance

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