植物生长刺激素;植物生长激素

历年考研英语阅读理解mp3(97-3)

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.69]1997 Passage3 [00:07.32]Technically, any substance other than food [00:10.48]that alters our bodily or mental functioning is a drug. [00:15.31]Many people mistakenly believe the term dru

发表于:2018-12-01 / 阅读(84) / 评论(0)

历年考研英语阅读理解

Weather and Plant Growth Study

by Caty Weaver Broadcast: July 4, 2003 This is Steve Ember with the VOA Special English Environment Report. Scientists in the United States say plant life has increased on Earth in the past twenty yea

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VOA2003（下）-环境与健康

CNN 2010-03-08

Dana joins us now live from Washington. So, Dana, you know, what is your take here? Is this typical political theater of someone's who's not going to be re-elected? Or is it a true sign of growing rage over the fact that we're spending money that we

发表于:2018-12-02 / 阅读(90) / 评论(0)

CNN2010年(三)月

闭着眼睛飘单词四级词汇60

[0:0]strip structure studio脱光衣服，剥去结构，构造画室，摄影棚 [0:31.9039]stuff style submerge submit原料，材料风格，文体，样式潜入水中，淹没屈服，听从 [1:16.6271]subsequent substance substantial substitute随后的，后来的物质，实质，要旨可观

发表于:2018-12-05 / 阅读(112) / 评论(0)

闭着眼睛飘单词四级词汇

Dental Health

07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the

发表于:2018-12-07 / 阅读(81) / 评论(0)

科技之光

美国英语听力80篇1 Lesson20

[00:06.48]Lack of Vitamin A is the leading cause of blindness among children in deveoping countries. [00:14.55]These children do not get enough Vitamin A in the food they eat. [00:21.11]In Africa,more than 3,000,000 children suffer from blindness or

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美国英语听力80篇

VOA慢速英语20060620b

SCIENCE IN THE NEWS - Food for Thought: How Vitamins (Once Spelled 'Vitamines') Are Important to HealthBy Nancy Steinbach Broadcast: Mon, 19 Jun 2006 16:00:00 UTC (MUSIC) VOICE ONE: This is SCIENCE IN

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2006年慢速英语（六）月

不为人们重视的光污染

61 不为人们重视的光污染 ENVIRONMENT REPORT - August 31, 2001: Light PollutionBy Mario Ritter （Start at 1'01

发表于:2019-01-02 / 阅读(114) / 评论(0)

自然探索

Marijuana Growers Turn to Hemp to Fight Oversupply

MarijuanaGrowersTurntoHemptoFightOversupply Some countries ban possession and use of the drug marijuana, but it is legal in parts of the United States. Nine states and Washington, D.C. have measures legalizing recreational uses of marijuana. The drug

发表于:2019-01-03 / 阅读(106) / 评论(0)

2018年VOA慢速英语(五)月

Home Gardens, Part 1

By Mario Ritter Broadcast: September 9, 2003 This is Steve Ember with the VOA Special English Agriculture Report. For many people, growing crops on a small piece of land is not a business. For them, a

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VOA2003（下）-农业与经济

VOA慢速英语 2008 0318a

Agriculture Report - The Seeds of Weed Control Advice for suppressing the growth of unwelcome plants. Transcript of radio broadcast: 17 March 2008 This is the VOA Special English Agriculture Report. When is a plant a weed? When its undesirable quali

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VOA慢速英语2008年（三）月

VOA慢速英语2015 蜜蜂都哪去了?

Where Have All the Bees Gone? 蜜蜂都哪去了? Bees play an important part in the growth of crops. About 4,000 wild bee species are native to North America. Other bee species on the continent were imported from Europe to produce honey. Bees also s

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2015年VOA慢速英语(四)月

VOA慢速英语2014 What's the Matter?

What's the Matter? Now, the VOA Learning English program, Words and Their Stories. The English language has a number of hard-working words. People use these words in many different ways and in many different expressions. One such example is the word

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2014年VOA慢速英语(十一)月

Cheese from Camels

> 79 如何提取骆驼奶制作乳酪 DATE=8-7-01 TITLE=AGRICULTURE REPORT - Cheese from Camels BYLINE=George Grow （Start at 59

发表于:2019-01-30 / 阅读(119) / 评论(0)

科技之光

Testing of Drugs

81 一年轻妇女死于药品试验 DATE=8-11-01 TITLE=IN THE NEWS #493 - Testing of Drugs BYLINE=Nancy Steinbach （Start at 1'05

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科技之光

New Broccoli Study

21 只有部分椰菜可以预防癌症 DATE=3-15-01 TITLE=SCIENCE REPORT - New Broccoli Study BYLINE=George Grow (Start at 58

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科技之光

奥迪未来五年将加大投资

MUNICH, Germany, Dec. 27 (Xinhua) -- German car producer Audi AG announced Saturday to expand its investment program to 24 billion euros (29 billion U.S. dollars) at home and abroad from 2015 through 2019. The total investment volume comprises about

发表于:2019-02-05 / 阅读(70) / 评论(0)

英语新闻

经济学人248:植物机器人落地生根

Science and technology 科学技术 Robot plants Putting down roots 植物机器人落地生根 A robotic model of what plants get up to under the surface 模仿植物根部工作的机器人模型 PEOPLE often forget, when looking at a garden, mead

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经济学人科技系列

万物简史第382期:浩瀚的海洋(1)

18 The Bounding Main 第十八章浩瀚的海洋 Imagine trying to live in a world dominated by dihydrogen oxide, 请你想像一下，你能不能生活在一个由一氧化二氢主宰的世界里。 a compound that has no taste or smell and is so

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万物简史

News & Reports 2011-11-13

Hello and Welcome to News and Reports on China Radio International. In This Edition Chinese President Hu Jintao delivers a speech at the CEO summit of the APEC Summit calling on Asia-Pacific economies to make all efforts to achieve a balanced, inclus

发表于:2019-02-28 / 阅读(113) / 评论(0)

2011CRI中国国际广播电台

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学英语单词

additional necessary condition

AHSA

ammonium stannic chloride