[化] 海葱二糖; 绵枣儿二糖; 鼠李糖葡糖苷

魔术美文记英语4级词汇 The New Autobiobiography

Sorry,there is not text temporarily, Please help tingroom to look for it! 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! Thank you！

发表于:2018-11-30 / 阅读(403) / 评论(0)

24篇魔术美文串记4级词汇

EXPLORATIONS - Isaac Newton: One of History's Greatest Scien

EXPLORATIONS - Isaac Newton: One of History's Greatest Scientists By Marilyn Christiano and Frank Beardsley Broadcast: Wednesday, October 19, 2005 (MUSIC) VOICE ONE: This is Shirley Griffith. VOICE TW

发表于:2018-12-01 / 阅读(203) / 评论(0)

Explorations

英语听力：自然百科 Baby Gorilla 人类抚养的大猩猩

At the Cheyenne Mountain Zoo, an infant gorilla named Wumundi gets some tender loving care from a dedicated keeper and lots of attention from curious visitors. He is on with a keeper all the time 24 hours a day. Zoo spokesman Sean Anglum explains tha

发表于:2018-12-03 / 阅读(179) / 评论(0)

自然百科2008年

AMERICAN MOSAIC - What to Call a Storm? How Scientists Name

AMERICAN MOSAIC - What to Call a Storm? How Scientists Name Hurricanes By Dana Demange and Nancy Steinbach Broadcast: Friday, September 23, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VOA Specia

发表于:2018-12-07 / 阅读(214) / 评论(0)

American Mosaic

经典歌曲-大大的世界Big big world--Emilla艾米莉

经典歌曲-大大的世界Big big world--Emilla艾米莉 I'm a big big girl 我是个大女孩 in a big big world 在这个大大的世界上 It's not a big big thing if you leave me 如果你离开我,那是没有什麽大不了的 but I do do fee

发表于:2018-12-14 / 阅读(330) / 评论(0)

经典英文歌曲

儿童英语口语天天练-69 I'm into sci-fi books.我喜欢科幻小说。

发表于:2018-12-18 / 阅读(167) / 评论(0)

英语口语天天练-大米

蒋健棠听说学英语 Chapter16:The wildlife biologist

发表于:2018-12-26 / 阅读(225) / 评论(0)

蒋健棠听说学英语

ESL Podcast 930 – Fearing Bioterrorism

Natalie: Why are you wearing that gas mask? Anton: Im getting used to it. If we ever have a bioterrorist attack, Ill be ready. Want to try one on? Natalie: No, thanks. If we get involved in biological warfare, I think well have some warning. Anton: T

发表于:2019-01-01 / 阅读(127) / 评论(0)

地道美语播客

Designer Antibiotics

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson （Start at 1'04

发表于:2019-01-02 / 阅读(213) / 评论(0)

科技之光

Biosolids

By Mario Ritter Broadcast: October 28, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Farmers have long put animal waste on their fields. They may also use human waste. Mode

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VOA2003（下）-农业与经济

2006年VOA标准英语-Olmert Says Israel Winning Against Hezbollah

By Sonja Pace Jerusalem 01 August 2006 A plume of smoke billows in the Lebanese border village of Aita al-Shaab after is was hit by Israeli artillery, Tuesday, Aug. 1, 2006 Heavy fighting was reported as Israeli troops battled Hezbollah guerrillas i

发表于:2019-01-09 / 阅读(253) / 评论(0)

2006年VOA标准英语（八月）

VOA慢速英语-AMERICAN MOSAIC - Scientist Randy Pausch Gives His '

HOST: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) I'm Doug Johnson. Today, we play music by three rock groups Answer a question about a beloved university professor who died last month And report on a Hall of Fame for Americans from N

发表于:2019-01-11 / 阅读(175) / 评论(0)

VOA慢速英语2008年（八）月

VOA慢速英语2010-Education Report - Too Few Women in Scien

This is the VOA Special English Education Report. Two new studies have investigated why fewer females, compared to males, study and work in the so called STEM subjects in the United States. Those subjects are science, technology, engineering and math

发表于:2019-01-12 / 阅读(130) / 评论(0)

2010年VOA慢速英语(四)月

VOA标准英语2010年-Website of the Week — Scitable

Time again for our Website of the Week, when we showcase interesting and innovative online destinations. Our web guide is VOA's Art Chimes. This time it's an educational site where you can learn about one of the most fascinating areas of science toda

发表于:2019-01-13 / 阅读(154) / 评论(0)

VOA标准英语2010年(一月)

AGRICULTURE REPORT - Biocontrols, Part 2

AGRICULTURE REPORT - Biocontrols, Part 2 By Mario Ritter Broadcast: Tuesday, April 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biocontrols are the way nature seeks ba

发表于:2019-01-30 / 阅读(154) / 评论(0)

农业与发展

俄科学家研制出"不老药"

俄罗斯莫斯科的一位生物能量学教授近日宣布，他已研制出一种能够有效延缓衰老的不老药，并有望于几年内上架销售。这位科学家用40年的时间研制出一种抗氧化剂，能够有效抑制氧分子对人

发表于:2019-02-06 / 阅读(188) / 评论(0)

阅读空间

China unveils top 10 sci-tech news events of 2012

BEIJING, Jan. 19 (Xinhua) -- Chinese Academy of Sciences and Chinese Academy of Engineering, or the country's elite think-tank duo, unveiled on Saturday top 10 news events of domestic science and technology progress for the year 2012. Selected via a

发表于:2019-02-07 / 阅读(145) / 评论(0)

英语新闻

Africa Sci-tech Forum Promotes Homegrown Innovation

Experts and officials gathered at the first Africa Forum on Science, Technology and Innovation in Nairobi, Kenya are seeking African solutions to African problems. Participants are calling for African governments to fund and promote research and deve

发表于:2019-02-14 / 阅读(188) / 评论(0)

英语新闻

Newly Discovered Biomarker Predicts Cancer Growth

One of the most common questions cancer patients ask their doctors is: has the disease been contained or will it spread. A recent study by U.S. and Chinese researchers may help provide clues. The scientists examined genetic（遗传的,基因的） m

发表于:2019-02-18 / 阅读(115) / 评论(0)

英语新闻

英语听力：格林·盖布尔斯的安妮 06. Matthew and Marilla

发表于:2019-02-26 / 阅读(498) / 评论(0)

格林·盖布尔斯的安妮.Anne.Of.Green.Gable

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学英语单词

1-phenylpiperazine

3Dpol

a monkey wrench in the works

acquired immunological tolerance