[环境] 有机化合物污染

Grammar Girl here. Todays topic is the complex-compound sentence. Guest writer Sal Glynn writes: Most writers worth their fingertip calluses begin as avid readers. We read books, magazines, and websites indiscriminately until we start to notice the w

发表于:2018-12-07 / 阅读(153) / 评论(0) 分类 英语语法 Grammar Girl

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(135) / 评论(0) 分类 VOA2003(下)-农业与经济

Intonation can indicate completely different meanings for otherwise similar words or phrases. For example, an English teacher teaches English, but an English teacher is from England; French class is where you study French, but French class is Gallic

发表于:2018-12-27 / 阅读(109) / 评论(0) 分类 美式英语正音训练

Narrator: Exercise 3.8. Dictation 1: Air pollution / is probably the modern world's greatest threat. / Water can be filtered, / land can be cleared, / but filthy air can only be filtered / by the nose and lungs. / It is estimated / that living in a b

发表于:2018-12-30 / 阅读(153) / 评论(0) 分类 202 Useful Exercises for IELTS

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(110) / 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(161) / 评论(0) 分类 VOA2003(上)-科技先知

污染物 aerosols气溶胶 / 气雾剂 agricultural wastes农业废物 asbestos石棉 commercial noise商业噪音 composite pollution混合污染 dioxins二恶英 hazardous substances危险物质 hazardous wastes危险废物 heavy metals重金属 h

发表于:2019-01-03 / 阅读(171) / 评论(0) 分类 英文语法词汇

It seemed like a good ideabecause rivers and ponds in Bangladesh were contaminated with bacteria, Bangladeshis switched to wells. But soon after, in the early 80s, researchers realized those wells were harming Bangladeshis with a new poisonarsenic. T

发表于:2019-01-08 / 阅读(126) / 评论(0) 分类 Scientific American(十一)月

AGRICULTURE REPORT - Scientists Find Compound in Smoke that Helps Seeds Grow By Mario Ritter Broadcast: Tuesday, July 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. A di

发表于:2019-01-11 / 阅读(156) / 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 fo

发表于:2019-01-11 / 阅读(127) / 评论(0) 分类 英语每日一词

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(128) / 评论(0) 分类 VOA标准英语2013年(一月)

The United Nation's World Food Program says rogue members of Somalia's extremist al-Shabab group attempted to raid its compound late Sunday in the Somali town of Wajid, about 300 kilometers northwest of Mogadishu. World Food Program spokesman, Peter

发表于:2019-01-14 / 阅读(194) / 评论(0) 分类 VOA标准英语2009年(八月)

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(116) / 评论(0) 分类 环球英语 Spotlight

What do these five words have in common: hotdog, fireworks, well-being, waistline, sunset and ice cream? They could all describe a fun holiday celebration. For example: My holiday was wonderful! I went to a friends party and we laughed, ate and had a

发表于:2019-01-21 / 阅读(201) / 评论(0) 分类 2018年VOA慢速英语(十二)月

Organic Pollutant s Yes,eating organic foods is a great way to reduce the amount of pollutant s in your body, but you cant entirely escape pollution, no matter where you live. Persistent organic pollutant s , or POPs, are everywherein our food, soil,

发表于:2019-01-26 / 阅读(93) / 评论(0) 分类 英语听力文摘 English Digest

By Elizabeth Carlassare. Todays topic is compound interest. Albert Einstein is often quoted as having said something to the effect that compound interest is the greatest wonder of the universe. Its an urban legend, but it packs some punch! In todays

发表于:2019-01-30 / 阅读(180) / 评论(0) 分类 货币英语

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(199) / 评论(0) 分类 农业与发展

BEIJING, Jan. 22 (Xinhua) -- Beijing will strengthen its efforts to treat PM2.5 and slash the density of major air pollutants by 2 percent this year, the municipality's acting mayor said Tuesday. The capital will take 180,000 old vehicles off the roa

发表于:2019-02-04 / 阅读(125) / 评论(0) 分类 英语新闻

NANCHANG, Feb. 25 (Xinhua) -- Tap water for 60,000 people was cut off Monday due to the pollution of a water source in east China's Jiangxi Province, government sources said. Around 10 a.m. Monday, an oily substance was seen floating near a water int

发表于:2019-02-04 / 阅读(118) / 评论(0) 分类 英语新闻

ISLAMABAD, Feb. 25 (Xinhua) -- The living compound of the former al-Qaida chief Osama bin Laden in Pakistan's northwest city of Abbottabad is being demolished, said one local media report. Local Urdu TV channel Express said that the front part of bin

发表于:2019-02-18 / 阅读(126) / 评论(0) 分类 英语新闻
学英语单词
above-ground silo
acid asphalt
agent for bidding
alkyl azide
ambage
anti-fertilizin
antiseize
any more
auberge
azimuth instrument
azotoflavin
Balloon-A-Gram
bawlings out
Blatthaller loud speaker
bouclier
cardiovasology
Cegrane
centre-hole grinder
cicadidaes
classical set theory
cogn
comparative literatuce
conducive to
contentations
controversial child
core shooting and curing machine
COSRO
de Broglie frequency
decompensation of corneal endothelium
die fill ratio
dorsomedian cellulitis
dynamic leak test
earth orbit rendezvous
emeraud
equipment (eqpt)
ernst boris chains
escaped species
evolved gas detection
Fitz's law
free space wideband transmission
Geltabs
geniculum
genus melolonthas
genus selenarctoss
genus Triplochiton
glibenclamides
Glucosulfatase
glycerophosphatides
go-whole-hog
granulo-adipose
guard hairs
gypsum for building
hand looping
heat-trapping
I.Chem.E.
investment outlay coefficient
left horizontal stabilizer
libicki
line asymmetry
marble flour
mastigomyia gratiosa
measles diphtheroid
metropolitan region
Midgardians
mopuses
motor (rocket)
mould closing
mujaheddin
mulberry wart
naileress
noncheater
normal operation curve
obsign
open registry countries
parallelgram of vectors
passenger-kilometres
phasemass
pre-etching
precipitation clutter
Puccinia limosae
Quincy, Josiah
rain gear
relieve guard
resistance to atmospheric corrosion
retain over
seatrouts
self-fluxing pellet
semirigid packaging material
social-welfare
spoil-heap
squshing
stripping factor
sturnia sturnina
three phase hoist motor
true to ... name
ulterior chartered freight
ultrafiltration reactor
vascular thickening
vitis flexuosa var.parvifolia gagnep
vouchable
water-circulation pump
wooden-stake