单词：oligo-DT-cellulose
单词：oligo-DT-cellulose 相关文章
BBC Learning English 6 Minute English Shopaholics（购物狂） NB: This is not an accurate word-for-word transcript Kate: Hello and welcome to this week's 6 Minute English where and I'm joined again by Rebecca. Hi Rebecca. Well, when it comes to sub
六分钟英语
TEXT Many people in the United States spend most of their free time watching television. Certainly, there are many worthwhile programs on television, including news, educational programs for children, programs on current social problems, plays, movie
大学英语精读第一册
By Gary Thomas Washington 26 January 2006 The Bush administration launched a vigorous defense of its controversial electronic eavesdropping program this week. Senior legal and intelligence officials s
2006年VOA标准英语（一月）
Don: Time to go again to the A Moment of Science mailbag. Yal: A listener writes: Dear A Moment of Science, Scientists know that one day we'll run out of oil and other natural sources of energy. Beyond solar power and wind power and ethanol, what are
英语时差8，16
World Tai Chi and Qigong Day is an annual event held on the last Saturday of April each year. Its aim is to promote practices of Tai Chi and Qigong. In particular, followers of Tai Chi and Qigong hope to educate the world about the health benefits of
英语课程学习计划和讲义
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
单词解析速记
It was their first vacation together in years. Meg and Oscar had been running their own jewelry business for years. They made a nice income, but they were busy all the time. They went to one trade show after another, flying throughout the US and ofte
365个英语简短小故事
Tips and Advice for Workaholics Lately, your job has taken up much of your time. You've even started bringing work at home and you keep working until the wee hours (凌晨）of the morning. You spend Saturdays and Sundays with your head bent on your
白领美丽英文诵典365
在美国，80%的女孩在她们10岁的时候便开始节食。在这个真实而质朴的演讲中，神经学家桑德拉阿莫特用她自己的故事讲述了大脑是如何控制我们的身体的。她还探索了为什么节食不仅不起作用
TED公开课:吃吧
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. It sounds like something out of a bad science fiction novel. During World War II, a fungus called Tricoderma reesei ate its way through US military unifo
Scientific American(五)月
Scientists in Brazil are turning fruit fibers into car parts. At a recent meeting of the American Chemical Society, the researchers described their work in making the next generation of automotive parts made from natural fibers from bananas, pineappl
VOA标准英语2011年(四月)
Who could have known when I opened my eyes I would see The dark angel of my destiny This must be some kind of dream, not it's a nightmare Filled with guilt and shame All those years a waste of time Never caring Who you left behind I broke your faith
英文摇滚歌曲
Turning Cigarette Butts to Batteries 烟头转变成电池 If you see a person carelessly throw a cigarette to the ground, what are you likely to think? That depends. If you hate people throwing things on the ground, you might think, That person shou
2014年VOA慢速英语(九)月
I have time to join the IGO and be an ambassador to help new incoming international students get use to the environment here at Georgetown University and Washington, DC. Shu Tao is a second-year PhD student in the Department of Biology specializing i
VOA标准英语2010年(八)月
The political turmoil in the Arab world may not only lead to much higher oil prices, but greater competition for resources and a shift in priorities for oil-producing nations. So says the author of Rising Powers, Shrinking Planet. What's happening in
VOA标准英语2011年(三月)
Killing of US School Children Sparks Gun Control Discussion Authorities say the weapons used in the Newtown shooting were legally registered to Nancy Lanza, the mother of the gunman, Adam Lanza. She was the first of 27 victims of the shootings, inclu
VOA标准英语2012年(十二月)
By Melinda Smith Washington, D.C. 07 June 2007 For years, doctors urged women to take folic acid if they planned to get pregnant. Then researchers discovered the nutrient helped reduce the risk of a heart attack. But now a new study shows folic acid
2007年VOA标准英语（六月）
By Barry Unger Washington, DC 13 September 2006 watch Volunteerism report In the United States, volunteering has long been a part of the American way of life. In 2005, roughly a fifth of the U.S. population participated in volunteer activities. More
2006年VOA标准英语（九月）
Workaholism 工作狂 Kate: Hello, Im Kate Colin and this is 6 Minute English. Today I'm here with Jackie and were talking about people who work too much. Jackie: Hi Kate, yes most of us spend the majority of our lives at work and our working patterns
六分钟英语
台湾籍旅美老师今天交给我们的句子是： It's not rocket science: Focus on lean protein, healthy fats and non-processed, unrefined carbohydrates such as vegetables, beans, whole grains and fruit. 这不难懂：多摄取低脂肉类、健
留美老师带你每日说英文