发表于:2018-11-29 / 阅读(149) / 评论(0) 分类 迪斯尼儿歌第二集

By Jerilyn Watson Broadcast: November 14, 2004 (THEME) VOICE ONE: I'm Sarah Long. VOICE TWO: And I'm Steve Ember with People in America in VOA Special English. Today we report about two scientists, J. Robert Oppenheimer and Enrico Fermi, who helped l

发表于:2019-01-02 / 阅读(48) / 评论(0) 分类 名人轶事

SCIENCE REPORT — March 7, 2002: Alzheimer’s Disease By Nancy Steinbach This is the VOA Special English Science Report. Medical researchers say a new study shows a link between the mental condition

发表于:2019-01-02 / 阅读(104) / 评论(0) 分类 科技之光

By Melinda Smith Washington, DC 14 September 2006 watch Alzheimer report Researchers say it may soon be possible to scientifically diagnose Alzheimer's disease, without having to wait for autopsy confirmation after the patient has died. Clinical tri

发表于:2019-01-06 / 阅读(90) / 评论(0) 分类 2006年VOA标准英语(九月)

johnJacobjingleheimerSchmid t JohnJacobjingleheimerSchmidt, Thatsmyname,too! WheneverIgoout, Thepeoplealwaysshout, johnJacobjingleheimerSchmidt! Da,da,da,da 提示: 重复四次,主歌部分越来越小声,但 da 部分越来越大声

发表于:2019-01-10 / 阅读(101) / 评论(0) 分类 Wee Sing In The Car

SCIENCE IN THE NEWS - October 1, 2002: Alzheimer’s Disease By Oliver Chanler VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English progra

发表于:2019-01-30 / 阅读(64) / 评论(0) 分类 科技之光