非生物源有机分子

By Mario Ritter Broadcast: July 8, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Recently, a listener in Nigeria told us about an organization called World-Wide Opportuniti

发表于:2018-12-07 / 阅读(152) / 评论(0) 分类 VOA2003(下)-农业与经济

Blended Organic-Conventional Farming Could Feed World In rural Maryland, an hour-and-a-half drive from Washington, Bill Mason is tilling his fields to plant organic maize and soybeans. About two-thirds of his 340 hectares are organic, but not all of

发表于:2018-12-08 / 阅读(164) / 评论(0) 分类 VOA标准英语2012年(六月)

By Steve Baragona Washington 29 October 2009 Garden pest As farmers across the United States are bringing in the harvest, silos are filling up with record or near-record quantities of corn and soybeans. To an extent not seen anywhere else in the wor

发表于:2018-12-16 / 阅读(144) / 评论(0) 分类 VOA标准英语2009年(十月)

The United States space agency says its Mars exploration vehicle has discovered chemical substances necessary for life. Scientists reported that NASAs Curiosity rover found large amounts of organic molecules in 3.5 billion-year-old rock in an area ca

发表于:2019-01-03 / 阅读(125) / 评论(0) 分类 2018年VOA慢速英语(六)月

Broadcast: Mar 17, 2003 Rain hits the 1) shingles on the large covered porch that leads up to David Masumoto's farmhouse. From the porch he can see 90-year-old 2) raisin 3) vineyards his family has te

发表于:2019-01-03 / 阅读(173) / 评论(0) 分类 VOA2003(上)-科技先知

Australian scientists say an organic compound used by Indian women to paint dots or bindi on their foreheads could hold the key to a breakthrough in cancer treatment. Rose Bengal was first used in the early 1900s as a dye for food, textiles and cosm

发表于:2019-01-11 / 阅读(139) / 评论(0) 分类 VOA标准英语2008年(八月)

AGRICULTURE REPORT – June 25, 2002: Organic Farming Study By George Grow (Photo -Scott Bauer) This is the VOA Special English Agriculture Report. Agricultural scientists in Switzerland have demonstr

发表于:2019-01-11 / 阅读(119) / 评论(0) 分类 农业与发展

A melon field is pictured at a farm in the village of Djilakh, 80km south of Dakar, Senegal on 22 Apr 2008 (file photo) African farmers are making more money producing organically grown crops for European markets, where demand for healthier food is g

发表于:2019-01-11 / 阅读(129) / 评论(0) 分类 VOA标准英语2010年(四)月

AGRICULTURE REPORT — November 12, 2002: Organic Food Labeling By Mario Ritter This is the VOA Special English Agriculture Report. Last month, Secretary of Agriculture Ann Veneman announced a program

发表于:2019-01-11 / 阅读(138) / 评论(0) 分类 农业与发展

今天我们要学的词是organic。 Organic, 有机的,绿色的。 Organic product, 有机产品。近年来,美国很多消费者开始崇尚绿色、有机食 品。不过,统计数字显示, Organic food accounted for only 3.5% of the f

发表于:2019-01-11 / 阅读(123) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是organic。 Organic, 有机的,绿色的。 Organic product, 有机产品。近年来,美国很多消费者开始崇尚绿色、有机食品。不过,统计数字显示, Organic food accounted for only 3.5% of the fo

发表于:2019-01-11 / 阅读(147) / 评论(0) 分类 英语每日一词

MobileRestaurantRedefinesGreen,Organic In major metropolitan areas across the United States, food-vending trucks have become a common sight. For the truck merchants selling everything from fresh vegetables to fast food to fancy meals, they are an eas

发表于:2019-01-11 / 阅读(125) / 评论(0) 分类 VOA标准英语2011年(九月)

AS IT IS 2016-10-05 Nobel in Chemistry Goes to Makers of Worlds Smallest Machines 2016诺贝尔化学奖:世界上最小的机器 Three scientists have won the Nobel Prize in Chemistry for their work in developing tiny machines. The three men are Jea

发表于:2019-01-12 / 阅读(138) / 评论(0) 分类 2016年VOA慢速英语(十)月

More Land Being Used for Organic Farming More land around the world is being dedicated to organic farming. The Worldwatch Institute says since 1999 theres been a more than three-fold increase to 37 million hectares. Organic farming is farming without

发表于:2019-01-13 / 阅读(145) / 评论(0) 分类 VOA标准英语2013年(一月)

SCOTT SIMON, HOST: Organic milk is widely available these days, but what does that label really mean? A new Washington Post investigation found that there are considerable differences between the organic milk you can buy in a grocery store and the ki

发表于:2019-01-17 / 阅读(109) / 评论(0) 分类 2017年NPR美国国家公共电台5月

DAVID GREENE, HOST: This seems big. Scientists say for the first time they have clear evidence that the chemical building blocks of life exist on Mars. So is this the moment we can say there is life on the red planet? Well, NPR's Joe Palca says not y

发表于:2019-01-17 / 阅读(111) / 评论(0) 分类 2018年NPR美国国家公共电台6月

Voice 1 Hello. Im Marina Santee. Voice 2 And Im Elizabeth Lickiss. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Milk chocola

发表于:2019-01-19 / 阅读(130) / 评论(0) 分类 环球英语 Spotlight

AGRICULTURE REPORT – July 30, 2002: Chemicals on Organic Food By George Grow (Photo -Scott Bauer) This is the VOA Special English AGRICULTURE REPORT. Farmers who grow organic food do not use chemica

发表于:2019-01-30 / 阅读(156) / 评论(0) 分类 农业与发展

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im

发表于:2019-01-30 / 阅读(217) / 评论(0) 分类 农业与发展

By Jessica Berman Washington 19 March 2008 For the first time ever, astronomers using the Hubble space telescope have discovered the presence of the organic molecule methane in the atmosphere around a planet outside our solar system. While astronomer

发表于:2019-01-31 / 阅读(112) / 评论(0) 分类 VOA标准英语2008年(三月)
学英语单词
abovenamed
adaptor protein
add windows components
Akéta
algarvian
alkyl aminosilane
alpha-form
alumino-silicate
an rubha
andreasen pipet(te)
antirusting
art-to-wear
atmosphere temperature
austin
avertiments
big - bang theory
bighead variegated carp (aristichthys nobilis)
buff coat
camphoric anhydride
car license
Chauny
comproportionation reaction
Dijlah, Nahr
double sizer
eluente
embolismatical
enabling gate
end tippler
endingless
enlarged upon
equilibrium theory
fa-sheezy
facies index
fam. nov.
five-core
fly box
general instruction
germany (deutschland)
go into battle
granulocytoagglutinin
graywacke
groove arrangement angle
horse-shoe collar
hyphopodia
instantaneously
inverse response
johnrose
kariye
laminated tube
legior
lenticelles
licoricon
lie behind
ligier-renault
local banks
Ma. S.
macroeubria taiwana
magnetic sweeping
Mariologist
metabotropic
mozi
operating microscopes
outweave
overinsured
overspeed switch
pekin stripes
plasma protein binding rate
populus albas
portel
proximal sedimentary deposit
puce
pyrochlore-type structure
random contraction operator
refocus
relative cardiac output
resuming
roof-top swimming pool
saddle-back nose
salting out
schwa primum
self optimizing decision system
sheaffe
sheeba
sofrito
solid belt pulley
statistical time lag
stylistics
Sutton County
Thonze
tinoridine
torus air space
triangularpath gas laser
trilete suture
true blackberry
tussigenic
twattocks
twitchfork
United States Merchant Marine Academy
V-shaped section
wetsalt
wheepling
yearly dose