[医] 酚磺酸铅

Abby: hi, my name's Abby. What's your name? Colin: I'm colin. It's nice to meet you. What do you do? A: I'm a freelance English teacher. How about you? C: I'm in between jobs at the moment. A: what kind of job are you looking for? C: I'd like to find

发表于:2018-11-30 / 阅读(147) / 评论(0) 分类 生活英语情景口语

This is one of the reasons why Canada, 这就是为何加拿大 originally a climate change hero -- 它原本是环保英雄- we were one of the first signatories of the Kyoto Accord. 我们是第一批签署京都议定书的国家之一 Now we're

发表于:2018-12-08 / 阅读(84) / 评论(0) 分类 TED演讲娱乐篇

This is the VOA Special English Health Report. Bisphenol A is a chemical widely used to make hard, polycarbonate plastic. Food storage containers, reusable water bottles and baby bottles are among the many different products that may contain BPA. BP

发表于:2018-12-15 / 阅读(107) / 评论(0) 分类 VOA慢速英语2008年(九)月

This is scientific American sixty seconds science. I am Amy Kraft. Got a minute? Sweat potatoes contains fiber, vitamin A and calcium, but the way that scientists think they can make them even more healthful is literally shocking. Researchers found t

发表于:2018-12-24 / 阅读(67) / 评论(0) 分类 Scientific American(八)月

Nate:I dont like my baby picture. 奈特:我不喜欢我的婴儿照。 Eve:Why not? 伊芙:为什么不喜欢? Nate:I just dont. 奈特:我就是不喜欢。 Eva:But they are cute. Look! 伊芙:但是他们很可爱耶。你看!

发表于:2018-12-26 / 阅读(82) / 评论(0) 分类 天天练口语

Over centuries, the Irish built a rich heritage of castles and monuments, using an abundance of local stone. Now many of the structures are damaged. The stone is decaying. Thanks in part to Irelands notoriously damp weather, these sites are in danger

发表于:2018-12-26 / 阅读(107) / 评论(0) 分类 自然百科2010年

Broadcast: Apr 02, 2003 The investigation into what caused the break-up of the U.S. space shuttle Columbia supports the theory that a left wing panel broke off during its mission, possibly playing a r

发表于:2019-01-03 / 阅读(142) / 评论(0) 分类 VOA2003(上)-科技先知

1. The Dow Industrials rose nearly 142 points after more than a 500-point drop Monday. The move came as the Fed left interest rates unchanged and also pumped 70 billion dollars into the financial system. 2. Residents of Galveston in Texas have been

发表于:2019-01-11 / 阅读(174) / 评论(0) 分类 美联社新闻一分钟2008年(九)月

U.S. Vice President Joe Biden says he is withholding judgment on Iran's presidential election, as protests continue in Tehran over election results showing a landslide re-election victory for President Mahmoud Ahmadinejad. Vice President Joe Biden,

发表于:2019-01-13 / 阅读(114) / 评论(0) 分类 VOA标准英语2009年(六月)

By Sean Maroney Islamabad 28 September 2009 The head coordinator for the U.N. Humanitarian Affairs office in Pakistan says his agency is ready to handle what is expected to be a large number of families fleeing the South Waziristan tribal region as

发表于:2019-01-13 / 阅读(116) / 评论(0) 分类 VOA标准英语2009年(九月)

Study: African Aluminum Pots Contain Lead 研究表明非洲铝锅含有铅 Locally made aluminum pots in Cameroon, and probably in much of Africa, are likely to be contaminated with lead ( (Courtesy: Occupational Knowledge International). Locally ma

发表于:2019-01-14 / 阅读(75) / 评论(0) 分类 VOA标准英语2014年(八月)

From Haridwar. I followed the Ganges more than 300 miles South east to the major industry city. India's population has more than doubled in the last forty years. It's now more than 1.2 billion people in the country. The impact on the river has been a

发表于:2019-01-16 / 阅读(65) / 评论(0) 分类 自然百科2015年

BBC Learning English Weekender Body image survey results Amber:Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to a report about a BBC survey of 25,000 young British people, asking about their body imag

发表于:2019-01-16 / 阅读(154) / 评论(0) 分类 Weekender

And we're replacing that with the largest industrial project in the history of the world, 将它转变成史上最大的工业项目, which is producing the most high-carbon greenhouse gas emitting oil in the world. 生产温室气体排放量最大的

发表于:2019-01-18 / 阅读(76) / 评论(0) 分类 TED演讲商业篇

Over centuries, the Irish built a rich heritage of castles and monuments, using an abundance of local stone. Now many of the structures are damaged. The stone is decaying. Thanks in part to Irelands notoriously damp weather, these sites are in danger

发表于:2019-01-22 / 阅读(105) / 评论(0) 分类 自然百科2009年

Parenting on the move is all about sacrifice. And in the forests of northeastern Australia, another great journey spurred by parental dedication is about to begin. On translucent tawny wings, a little red flying fox flaps homeward after a night of in

发表于:2019-01-22 / 阅读(59) / 评论(0) 分类 自然百科2011年

SCIENCE REPORT – January 9, 2002: Red Wine and Heart Disease By George Grow This is the VOA Special English SCIENCE REPORT. British scientists may have discovered the reason why red wine appears to

发表于:2019-01-30 / 阅读(117) / 评论(0) 分类 科技之光

By Scott Bobb Lisbon 10 December 2007 The Africa-European Union summit ended Sunday in Portugal with agreement on many global challenges but with differences on other key issues. Correspondent Scott Bobb has this report from Lisbon. European and Afri

发表于:2019-02-07 / 阅读(135) / 评论(0) 分类 VOA常速英语2007年(十二月)

BRUSSELS, May 31 (Xinhua) -- Baby bottles containing the substance Bisphenol A (BPA) would have to be pulled from the shelves across the European Union (EU) starting from Wednesday, in a milestone move to better protect the health of EU citizens, an

发表于:2019-02-08 / 阅读(98) / 评论(0) 分类 英语新闻

Tea has complex compounds called polyphenols which are believed to help the arteries to relax or dilate, thus enabling a smoother flow of blood. 茶中含有一种叫多酚的复杂混合物。这种物质据信能帮助放松或扩张动脉,从而使

发表于:2019-02-17 / 阅读(134) / 评论(0) 分类 实用英语
学英语单词
a thousand and one
air cooled compressor
airplane mother ship
algorithm organization
amaesthetic
bachelor's dwelling unit
bare your soul
bending lehr
beracasa
Berl saddle
Bessel function
blou
buoyant weight
bursting pressures
cannonballed
Carbury
cathode bias DC restore circuit
cavafies
charging skip
Charskiy
cloth plaster
Course again!
cross-time
dialysis machine
didecyl
dual topological Abelian group
East Suffolk
echolucent(sonolucent)
electric ploughing
flaman
flashblindness
frozen ground
Gielniów
give ear to
graded in-dex profile
hair pincers
holographic element
hypodescent
idle recirculation loop
increase natural
infringement of rights
interaction type identifier
isobaric mass-change determination
jet dynamics
judicial right
kanat
Keitel, Wilhelm
kidang
kruppized
loveland
magnetic median surface
many-what
Martin Vaz, Ilhas
matales
micro-seismic method
mistressdom
Monotype unit system
Morgan le Fay
Morina alba
natlock phase comparator
neogenesis
nondextrose
nonholomic system
on right hand
out on the streets
outsweep
overstay one's welcome
perfurnish
photometric brightness scale
phylohormone
physiological saline (solution)
poll watcher
Prairie Home
punish by
quartz wacke
rabon
rail tensor
re-enliven
rear-end compaction
red-sensitive photoemissive tube
regulated fees
romanoffs
Sarakiniko, Akra
short cycle
shot-peened surface
slow-traffic
sounding doubtful
stochasticity
subscriber capital
sump pit
surface electric double layer
Tchebycheff's rule
tenagra
timing counter
tipping grate
tree systematics
ultrafine granulated sugar
underlow
visual aphasia
vongkhamsao
weak base anion-exchange resin