汪培珽分级书单 An I Can Read Book level1-2 Arthur's Pen Pal - 1 of 1

Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 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! 汪培珽分级书单（MP3+绘本） TOP50初级英文绘本

汪培珽书单（四） Arthur's Pen Pal

Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 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! 汪培珽分级书单（MP3+绘本） TOP50初级英文绘本

Study: One Third of STEM Students in US Change Majors

Most college students in the United States choose their major, or main field of study for their degree, before or during their first year. For Saskia Fagan, making that choice was not easy. Fagan, who is now 31 years old, grew up in Takoma Park, Mary

World's First Lab-grown Burger Eaten in London

The world's first lab-grown burger has been cooked and eaten in London. Scientists hope the new technology can be a sustainable way of meeting growing demand for meat and protect the environment. CRI's London correspondent Tu Yun has more. The burger

卢旺达加强对女童的STEM教育

Rwanda Invests in STEM Education for Girls Yvonne Kevia is an 18-year-old high school student in Rwanda. She wants to become a chemical engineer. She enjoys doing experiments and taking careful notes in her high school laboratory in Kigali, Rwandas c

2006年VOA标准英语-Schools Reopen in Pakistan's Quake Zone

By Benjamin Sand Muzaffarabad 11 January 2006 A Kashmiri girl sings to her class in a tent school in a refugee camp in Muzaffarabad, Monday, Dec. 26, 2005 Thousands of students across Pakistan's devas

Le Pen Vows Strong Return Despite Far Right's Failure in French Election

Le Pen Vows Strong Return Despite Far Right's Failure in French Election LONDON Frances far right National Front Party has failed to make gains in regional elections, despite coming out on top in the first round of voting. Tactical voting by National

美国国家公共电台 NPR The Far Right's Marine Le Pen Courts France's Female Voters

DAVID GREENE, HOST: And let's shift our attention now to politics in France. The far-right presidential candidate there, Marine Le Pen, is hoping to become the first woman elected to the post. To do this, she has to woo female voters who have long co

美国国家公共电台 NPR Spring Is Springing Sooner, Throwing Nature's Rhythms Out Of Whack

RACHEL MARTIN, HOST: The warming climate means some dramatic changes - more floods, intense wildfires, extreme heat, other changes you may not notice as much. As part of our Summer Series, NPR's Nathan Rott reports from the Rocky Mountains where risi

Nasal Stem Cells Help to Cure Infant Hearing Loss

Australian researchers may have discovered a new way to treat hearing loss in infants. And the secret lies in the NOSE. Our reporter Li Dong has the details. Noses comes in all shapes and sizes, and Australian scientists are now trumpeting a new use

VOA常速英语2008年-Adult Stem Cells Show Medical Promise

By Alex Villarreal Washington 28 February 2008 Adult stem cell therapy has successfully treated leukemia and other cancers for years, in the form of bone marrow transplants. A new study in the Journal of the American Medical Association [JAMA] finds

粉红猪小妹第二季MP3 21 Pen Pal

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牛津少儿英语 let's chant 42 - Pencils and a Pen (group) - 26 s.

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牛津少儿英语 let's chant 41 - Pencils and a Pen (solo) - 27 s.

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Stem Cells in Fat

> 39 脂肪中的茎细胞有助于治疗糖尿病 DATE=4-26-01 TITLE=SCIENCE REPORT- Stem Cells in Fat BYLINE=Nancy Steinbach (Start at 59

Researchers make sperm from stem cell in dish

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

VOA常速英语2007年-Stem Cell Research Dominates 2007 Medical Field

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

Japan Moves to Stem Rising Yen

Japan's government and the country's central bank took action Thursday to dilute the yen. The Japanese currencys strong standing against the dollar is making exports more expensive, hurting efforts to revive the country's moribund economy. After many

U.S. researchers discover human lung stem cell

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

学个词Learn a Word 第1520 - stem from

今天我们要学的词是stem from. Stem spelled s-t-e-m, stem; and f-r-o-m, from. Stem from是源自，来源于的意思。The UN said Syrian government forces are responsible for most of the violence stemming from the country's unrest. 联合国表