单词：cell parameters
单词：cell parameters 相关文章
Secrets to vocabulary Now we'll give you an example of how easy and effective our word power system is. For each word we'll be doing these four steps that you ’ ll do on your own. One, I ’ ll pron
疯狂英语2001年
By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The
VOA2003（下）-环境与健康
For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea
国家地理2008年
The world this week-Politics 本周政治要闻 The shooting down of a Malaysia Airlines jet, apparently by pro-Russian rebels fighting Ukrainian troops in eastern Ukraine, changed the parameters of the five-month conflict. 马航飞机被击落显然是
经济学人要闻
There are many reasons why your mind might wander in class or during homework. Some of the most common factors are non-medical and simple, and they can be treated by making small changes in your routine. 在课堂上或者做作业时，思想不集中
轻松英语
By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As
2007年VOA标准英语（九月）
By Bill Rodgers Washington 19 May 2008 Cell phones are an example of what is sometimes now called leapfrog technology, a product that allows developing nations the benefits of a reliable and extensive communications network without the heavy investme
VOA标准英语2008年（五月）
Scientists Point to Possible Health Effects of Cell Phones This past May, in a major policy shift, the World Health Organization said electromagnetic fields produced by mobile phones are possibly carcinogenic. Although the International Association f
VOA标准英语2011年(八月)
Baidu Brain, the AI of China's Baidu online search engine will go head to head with a human, competing against each other in voice and image recognition, rather than the traditional methods of algorithm, memory and logic, reports the paper.cn. 据《澎
英语新闻
You know, that one I got. 霍华德 你和莱纳德说起我什么了吗 Howard, did you say something to Leonard about me? 什么意思 Uh, what do you mean? 他说我要是明天去看他的实验 He says if I go see his experiment tomorrow 可能你
生活大爆炸第三季
By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app
2007年VOA常速英语（十月）
By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo
VOA常速英语2008年（四月）
Are you a hyper-parent? Do you do a little bit too much for your kids, make their lives just a little too easy? If this sounds like you, believe me, you're not alone. We called up with a couple of par
访谈录
联合国大会开始其年度辩论 UNITED NATIONS, Sept. 24 (Xinhua) -- The 68th session of the UN General Assembly began its annual general debate here Tuesday. More than 130 heads of state, heads of government and deputy prime ministers will addr
英语新闻
WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo
英语新闻
Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte
趣味英语
The 50-Percent Theory of LifeI believe in the 50-percent theory. Half the time things are better than normal; the other half, they are worse. I believe life is a pendulum swing. It takes time and experience to understand what normal is, and that give
英语美文
What Are the Easiest Hobbies to Pick Up? If a hobby is a recreational pursuit, something that is done with ones spare or leisure time, then what activity outside of work isnt a hobby? Is sleeping a hobby? What about eating? Can unemployment be consid
阅读空间
WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi
英语新闻