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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

发表于:2019-01-02 / 阅读(47) / 评论(0) 分类 2017年VOA慢速英语(十二)月

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

发表于:2019-01-25 / 阅读(213) / 评论(0) 分类 VOA常速英语2008年(二月)

> 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

发表于:2019-01-30 / 阅读(79) / 评论(0) 分类 科技之光

Research for new painkiller finds inspiration in chili peppers Naomi Seck | Washington, DC 04 May 2010 Inspired by chili peppers, researchers are working toward a painkiller that could stop the brain from registering the presence of pain. Related Lin

发表于:2019-02-06 / 阅读(42) / 评论(0) 分类 VOA标准英语2010年(五)月

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

发表于:2019-02-17 / 阅读(74) / 评论(0) 分类 VOA常速英语2007年(十二月)

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

发表于:2019-02-18 / 阅读(72) / 评论(0) 分类 英语单词荟萃