单词：milking cell
单词：milking cell 相关文章
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
This is the VOA Special English Agriculture Report. Cows, sheep, goats and other animals can get mastitis, an inflammation in the udder, the organ where milk is produced. Milk from an untreated cow is still relatively safe to drink. But the milk is
VOA慢速英语2008（十）月
On the first day of Christmas my true love gave to me a partridge in a pear tree On the second day of Christmas my true love gave to me two turtledoves and a partridge in a pear tree On the third day of Christmas my true love gave to me three French
金属
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
Have you ever been on a farm before? Danny Morgan asked. Not really, Violet said shyly. But all of us love animals. Thats why our grandfather gave us this vacation. She stopped to look at a baby goat, wearing a bell around its neck. Thats Jezebel, Da
34 The Mystery Horse
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苔丝.Tess.of.The.D'Urbervilles
95 自动机械取奶系统增加牛奶产量 AGRICULTURE REPORT September 18, 2001: Robotic MilkingBy George Grow （Start at 1'00
科技之光
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）
This is the VOA Special English Agriculture Report. Technology is making life easier for some dairy farmers. They use robotic systems to milk their cows. These systems are designed to reduce labor and increase milk production. Here is how they work:
VOA慢速英语2009年（五）月
This is the VOA Special English Agriculture Report. Mike Henry has a two-hectare farm in Palmer, Alaska. About a year and a half ago, his goat Millie was giving him a hard time. She did not want to be milked. She kicked her back legs and stepped into
2010年VOA慢速英语(七)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）
SCOTT DETROW, HOST: On a growing number of dairy farms, people don't decide when the cows need to be milked. The cows do. That's because farmers have called in robots to do the milking - day or night. And for some families - the ones that run small d
2018年NPR美国国家公共电台4月
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）
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
Lesson 9 The Little Milk-maid 第九课 小小挤奶女工 Look at me, boys and girls. I am a little milkmaid. I am going home with my milk-pail and my stool. 男孩们，女孩们，看看我，我就是一个小小挤奶女工，我提着牛奶桶，
英国语文第一册
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
By Jessica Berman Washington 19 December 2007 Stem cell research was the major medical and science story this past year, topping the list of achievements that experts say might finally lead to cures for many diseases. Meanwhile, global health officia
VOA常速英语2007年（十二月）
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
Why You Shouldn't Leave Nude Photos of Yourself on Your Cell Phone The 23-year-old woman lost her cell phone in a restaurant parking lot. By the next morning, someone was texting nude photos of her to everyone. As regular readers have learned many ti
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