梯度淋洗薄层色谱法

11. Power without Pollution Pollution is a big problem in almost all the big cities of the world. City people are, therefore, becoming more and more worried about how they can get rid of pollution. Th

发表于:2018-11-27 / 阅读(499) / 评论(0) 分类 赖世雄中级美国英语

interpret escort fill magician magistrate magnet levy retirement proximity maid reconciliation guitar perfume migrant gradient storage malice mammal maneuver manifest deafen foreign abstract maple

发表于:2018-12-01 / 阅读(259) / 评论(0) 分类 用Mp3背六级单词

Peter Heinlein The United States and Britain have offered the U.N. Security Council a fresh draft resolution that would grant sovereignty to Iraq's interim government at the end of this month. The res

发表于:2018-12-08 / 阅读(187) / 评论(0) 分类 VOA2004(上)--各类新闻

发表于:2019-01-02 / 阅读(160) / 评论(0) 分类 英文笑话

IN THE NEWS - November 16, 2002: Iraq Accepts UN Resolution By Caty Weaver This is Steve Ember with the VOA Special English program IN THE NEWS. Iraq has announced its acceptance of a United Nations r

发表于:2019-01-02 / 阅读(141) / 评论(0) 分类 教育与新闻

ENVIRONMENT REPORT — March 15, 2002: Nuclear Pollution and Cancer By Mario Ritter This is the VOA Special English ENVIRONMENT REPORT. A recent report by the USA Today newspaper says that a large amo

发表于:2019-01-04 / 阅读(182) / 评论(0) 分类 健康与环境

By Cynthia Kirk ENVIRONMENT REPORT -March 22, 2002: Air Pollution/Lung Cancer This is the VOA Special English ENVIRONMENT REPORT. Researchers have completed a major study on the health effects of air

发表于:2019-01-09 / 阅读(184) / 评论(0) 分类 健康与环境

IN THE NEWS - Looking for a Solution to Syria 新闻报道 - 叙利亚困局求解 This is IN THE NEWS in VOA Special English. 这里是美国之音慢速英语新闻报道。 Arab League foreign ministers are expected to meet in Cairo on Sunday to d

发表于:2019-01-12 / 阅读(168) / 评论(0) 分类 2012年VOA慢速英语(二)月

Delegates to conference express support for idea of reintegrating Taliban militants into society, but analysts say plan will be tough sell in region Sean Maroney | Islamabad 28 January 2010 Afghan President Hamid Karzai makes a speech during the Open

发表于:2019-01-13 / 阅读(177) / 评论(0) 分类 VOA标准英语2010年(一月)

We are still not up to meeting the needs of the Haitian people as far as the amount of supplies that are there -- US Air Force General Douglas Fraser U.S. military commanders overseeing food and water distribution in Haiti acknowledged Thursday that

发表于:2019-01-13 / 阅读(212) / 评论(0) 分类 VOA标准英语2010年(一月)

US Advocates Political Solution in Mali The Obama administration says it shares French military goals in the fight against Islamist militants in northern Mali and will help the Economic Community of West African States -- or ECOWAS -- send their own

发表于:2019-01-13 / 阅读(156) / 评论(0) 分类 VOA标准英语2013年(一月)

Defense attorneys for former Liberian president Charles Taylor say testimony from prosecution witnesses is tainted by cash payments from a special fund provided by the United States. Mr. Taylor's war crimes trial is drawing to a close after more than

发表于:2019-01-14 / 阅读(274) / 评论(0) 分类 VOA标准英语2011年(三月)

Todd: So, Phil, I'm thinking about going to China and I'm really into nature. I love wildlife. Can you recommend anything to me? Phil,我正打算去中国看看,我非常喜欢亲近大自然,我还喜欢野生动物。你能给我推荐一些景

发表于:2019-01-15 / 阅读(162) / 评论(0) 分类 实战口语情景对话

When you think you've seen everything that could possibly be done with nail art, manicure devotees prove you wrong. Step forward the new trend blowing up on Instagram for 'bubble' nails, where acrylic is piled up on top of the nail and thinned out to

发表于:2019-01-28 / 阅读(171) / 评论(0) 分类 阅读空间

Iraqi Officials Ask Donors to Speed up Distribution of Financial Assistance Kerry Sheridan Representatives from some 40 donor countries financing Iraq's reconstruction program open a two-day meeting i

发表于:2019-01-31 / 阅读(315) / 评论(0) 分类 VOA2004(上)--各类新闻

A scrub is a guy that thinks he's fly And is also known as a buster Always talkin' about what he wants And just sits on his broke ass So, no I don't want your number, no. I don't want to give you mine and, no, I don't want to meet you nowhere, no. I

发表于:2019-02-01 / 阅读(223) / 评论(0) 分类 音乐咖啡厅

今天我们要学的词是pollution。 Pollution, 是污染的意思。 Air pollution, 空气污染。 Water pollution, 水污染。 Beijing's chronic pollution has been one of the biggest headaches for the Olympic Games organizers, 北京长期的空

发表于:2019-02-04 / 阅读(140) / 评论(0) 分类 英语单词荟萃

Ohio Lake Erie, the smallest of North Americas five Great Lakes, supplies fresh drinking water to an estimated 11 million people in Ohio, Michigan and southern Ontario province, Canada. Yet sometimes pollution, both from industrial waste and farm-che

发表于:2019-02-04 / 阅读(174) / 评论(0) 分类 英语新闻

Shell in Court Over Nigeria Pollution Charges LONDON The international oil and gas company Royal Dutch Shell was in court Thursday facing charges of polluting Nigerian villages. The case has been brought in a civil court in The Hague by four Nigerian

发表于:2019-02-04 / 阅读(179) / 评论(0) 分类 英语新闻

BEIJING. Feb. 5 (Xinhua) -- Beijing authorities asked the public to cut firework celebrations and said they have reduced stocks of the items, as firework sales began on Tuesday for the upcoming Chinese Lunar New Year. Three authorized retailers in Be

发表于:2019-02-04 / 阅读(194) / 评论(0) 分类 英语新闻
学英语单词
Addtl
air-cooled compressor
alloy cast-iron
amebiasis of vulva
as sure as I live
balance tool
becasue
benefit of irrigation project
berkovets
border contrast
brake truss bar
buildup test
business principle
cahlin
call tree
caulis sargentodoxae
combustion-chamber superheater
coordinate plane
counter current action
crack opening displacement
cynanche maligna
dealership
delfin
delta-wye switching
distribution network
dynamic cutting
endogenous change
Englate
fall victim
family plantaginaceaes
fluck
fluorescent multi-layer disc rom
folding deformation
gasoline gauge dial bracket
gauge field
great schisms
handiman
Hongqi Canal
hoovestol
hoppled
hyper resolution
in curia
inferior cerebellar vein
intrabodies
lateral areas
ligamentum teres femoris
liquefacting
lubing
Mangyong
masculising
MCing
medium fracture
meghimatium bilineatum
methylidynel-
microsegmentation
mountain prides
neo-ergot
nilon
octadecanoic
orange-peel excavator
otterless
outpolar
overall production
overbrush
Oxford
oxidation rule
prevention and treatment
psychoneuroimmunological
PTH-like
Regency stripes
register punch
repugner
reserved operand abort
Riedelthyroiditis
rose-colour
s.a.e.s
saouma
scabricola ocellata
selenium monoxide
sexly
side window glass
speak too soon
splitting of nail
stamped plate
standard room temperature
state estimation
structural engineer easy language
tail end process
tappahannock
temp file
the dead spit of
theragnosis
there is only one thing for it
transamine
Umzimhlava
vapourblast operation
veneer wood
versatile additive
vinicolor
viscose process
vomitable
yag (yttrium-aluminum garnet)