标签:Stem 相关文章
最近,《美国新闻周刊》发布了一份最佳理工科工作排行榜: Best S.T.E.M. Jobs 它综合考虑了工资、预期职位空缺数量、提升机会以及职业成就感。 虽然这个榜单主要针对美国的就业市场,但它
Topics: Ask an American Saving the oldest photograph; law versus rule versus policy; to stem from versus to be derived from; bring it on; infomercial; hawking; exercise fad Words: studio to show (something) off luminous three-dimensional nanoparticle
After a summit at the White House today between top congressional leaders, the president and both presidential candidates as well, a proposed 700-billion-dollar financial bailout deal now appears to be in some flux. NPR's Debbie Elliott has more. Co
Researchers Use Brain Cells to Control Aging in Mice It is a question people have been asking forwell-- ages. Is there a way to turn back the aging process in people? For centuries, people have been looking for a fountain of youth. The idea is that i
[ti:UNIT 2 Plant a Plant! Lesson 12: Pretty Little Plant] [0:00.241]UNIT 2 第二单元 [0:01.877]Plant a Plant! 培育植物 [0:03.754]Lesson 12: 第12课: [0:05.391]Pretty Little Plant 漂亮的小植物 [0:08.856]You need two groups to sing this
[ti:UNIT 2 Plant a Plant! Lesson 15: Danny Grows Grain!] [0:00.293]UNIT 2 第二单元 [0:01.961]Plant a Plant! 培育植物 [0:03.672]Lesson 15: 第15课: [0:05.842]Danny Grows Grain! 丹尼种粮食! [0:08.637]Date: 日期: [0:09.639]March 28
AS IT IS 2013-09-02 Fighting Malaria, Brain Cancer and TB 防治疟疾,脑癌和肺结核 Welcome to As It Is, from VOA Learning English. Im Christopher Cruise. Today, well report the latest news in the fight against three deadly enemies: malaria,
Scientists Come Closer to Creating Laboratory Embryos An international team of scientists says it has moved a step closer to creating artificial embryos. The team used stem cells from mice. Stem cells are simple cells that can develop into other kind
By Mario Ritter Broadcast: August 25, 2003 This is Bill White with the VOA Special English Agriculture Report. Plant scientists consider them fruit. Most other people think of them as vegetables. What
SCIENCE IN THE NEWS - Cloning in South Korea / Ancient Insect / Preeclampsia Research By Broadcast: Tuesday, March 09, 2004 (THEME) VOICE ONE: This is Science in the News, in VOA Special English. I'm
We use those in my field of bone marrow transplantation. 我们把这些干细胞用于骨髓移植领域。 Geron, just last year, started the first trial using human embryonic stem cells to treat spinal cord injuries. 杰龙去年开始第一次尝试
1. Condolence s came from the White House Friday to the U. S. Forest Service following the deaths of four firefighters in a California wildfire. The spokesman for the President said in a phone convers
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Steve Ember. VOICE TWO: File photo of embryonic stem cells in a laboratory dish And I'm Pat Bodnar. This week, we will tell about efforts to make what appear to be embryonic stem cel
Agriculture Report - In the Garden: Growing Blueberries 农业报道 - 蓝莓种植 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Blueberries are generally grown in northern climates with cool wi
This soft black mark is the place through which the young palm-tree would force its way out, if the cocoanut were planted in the soil of its native land. 如果种植在原生地的土壤之中,年幼的椰子树就会通过这个柔软的黑色斑点
One bright morning late in March, little Margery put on her hood and her Highland plaid shawl, and went trudging across the beach. 三月下旬一个明媚的早晨,小玛芝莉戴上兜帽,披上格子花呢披肩,步履沉重地沿着海滩走着
They were making noises.Why can't I make noises? 他们也乱叫了啊 我怎么就不能 Sometimes I want to do it back to them.I know,I know. 有时候我就想回敬他们 是啊 Actually why they're cheering I'm always going,bop,beep. 他们欢呼的
LESSON 56 Habits of flowers 第五十六课 花的习性 Nearly all flowers turn towards the light, as if they loved it. 几乎所有的花都有向阳的,好像它们很喜欢太阳. This can be seen by watching plants that are standing near a windo
剑桥雅思11发售后,很多同学都争相购买,老师们也是加班加点看新题,当下命题趋势变幻莫测,全靠剑桥系列指引方向。今天方振华老师为同学们带来剑11阅读生词文章注解。 stride 进步 ste
Science and technology 科学技术 The 2012 Nobel prizes 诺贝尔生理学奖 Good eggs 再生医学界的大好人 THIS year's Nobel physiology prize goes to Sir John Gurdon and Shinya Yamanaka for a crucial discovery in stem-cell science?how to m