单词：tetracyclic diterpene
单词：tetracyclic diterpene 相关文章
This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang
Scientific American(一)月
The Bush administration's proposed $700 billion bailout of the financial industry is the talk of Washington right now. But where exactly did the term bailout come from? In this special edition of Wordmaster, Avi Arditti and Rosanne Skirble turn to di
词汇大师(Wordmaster)
T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗
医务英语
By Stephanie Ho Washington 18 July 2006 View Bush Mideast comments (Real) - Download 10mb Secretary of State Condoleezza Rice says any resolution of the latest crisis in the Middle East cannot be reached hastily, and needs to have what she described
2006年VOA标准英语（七月）
By Jim Teeple Jerusalem 06 January 2006 Israeli Prime Minister Ariel Sharon was taken back into the operating room for the third time on Friday after doctors performed a brain scan on him. The medical
2006年VOA标准英语（一月）
By Cynthia Kirk ENVIRONMENT REPORT -July 5, 2002: Conditions in China This is the VOA Special English ENVIRONMENT REPORT. Environmental officials in China say the government has taken steps to reduce
健康与环境
HEALTH REPORT –August 28, 2002: Post-Polio Condition By Jill Moss (Photo -WHO) This is the VOA Special English Health Report. In nineteen-eighty-eight, a major campaign to end the disease polio was
健康与环境
This is the VOA Special English Agriculture Report. In nineteen ninety-four, animal health experts started a worldwide campaign to end rinderpest. This disease is closely related to the measles virus but it does not infect people. Yet for thousands o
2010年VOA慢速英语(十一)月
By VOA News 01 November 2006 watch North Korea Nuclear Talks North Korea has confirmed that it will return to multilateral talks on its nuclear program -- as long as the issue of lifting U.S. financial sanctions will be discussed during the negotiat
2006年VOA标准英语（十一月)
By Lindsay Wise Cairo, Egypt 27 June 2006 The editor of one of Egypt's most popular independent newspapers was sentenced to one year in prison for insulting Egyptian President Hosni Mubarak. Human rights activists and journalists consider the court'
2006年VOA标准英语（六月）
Pastoralists Played Major Role in Ending Rinderpest In June 2011, the U.N. Food and Agriculture Organization officially declared that the deadly animal disease rinderpest had been eradicated. The disease devastated livestock and lingered in Africa lo
VOA标准英语2012年(九月)
By Jessica Berman Washington 04 October 2007 Fifty years ago, on October 4, 1957, the former Soviet Union launched the first man-made satellite into Earth's orbit, called Sputnik , which began a space race with the United States. While the intense co
2007年VOA常速英语（十月）
标准英语,VOA,pressure,AU,By Cathy Majtenyi Nairobi 16 January 2006 Hissene Habre Activists are calling on leaders attending next week's African Union summit to recommend that Chad's former president be extradited to Belgium t
2006年VOA标准英语（一月）
It had been another hot spring day. By ten oclock in the evening, it had only cooled down to 87 degrees, according to Larry's thermometer in the living room. He rarely looked at his thermometer because he usually didn't care what the exact temperatur
365个英语简短小故事
By Brian Wagner Miami 10 September 2007 Former Panamanian dictator Manuel Noriega Former Panamanian dictator Manuel Noriega remains in U.S. custody after his parole date, as his lawyers fight an extradition request from France. The 73-year-old Norieg
2007年VOA标准英语（九月）
By Lisa Ferdinando Miami 02 August 2006 The Cuban government has released a statement from President Fidel Castro saying his heath is stable and he is in good spirits after intestinal surgery. News of the president's ill health has sparked big celeb
2006年VOA标准英语（八月）
BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E
英语新闻
一般入学程序都要交学费及填不少申请表格，例如学生证、申请宿舍等。我跟朋友说：I waited in the student affairs office in a crowded condition．但同学Gloria则指我说错了，condition一字应用复数condition
英文语法词汇
10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur
万物简史
10 Benefits of Rising Early, and How to Do It Recently, reader Rob asked me about my habit of waking at 4:30 a.m. each day, and asked me to write about the health benefits of rising early, which I thought was an excellent question. Unfortunately, the
阅读空间