[网络] 三氟乙酰氯;三氟乙酸氯;三氟乙酰基

In countries around the world, hundreds of thousands of poor people face daily hazards to earn meager livings by scavenging for recyclable goods. In Cambodia, hundreds of scavenger families find their lives changing - they will lose their homes and

发表于:2018-12-16 / 阅读(77) / 评论(0) 分类 VOA标准英语2008年(十月)

By Michael Bowman Washington 04 June 2008 Late Tuesday, Illinois Senator Barack Obama made history as the first African American to win the presidential nomination of a major U.S. political party, becoming the presumptive Democratic standard bearer.

发表于:2019-01-11 / 阅读(81) / 评论(0) 分类 VOA标准英语2008年(六月)

By Meredith Buel Washington 27 October 2006 The United States says it is ready to help Saudi Arabia defend its oil facilities against terrorist threats, following a statement by the British navy asking merchant shippers to be on alert for suspicious

发表于:2019-01-12 / 阅读(115) / 评论(0) 分类 2006年VOA标准英语(十月)

By Dan Robinson Capitol Hill 25 April 2006 A U.S. government official has told Congress Iraq's new government will require long-term U.S. and international assistance if reconstruction efforts are to

发表于:2019-01-13 / 阅读(131) / 评论(0) 分类 2006年VOA标准英语(四月)

By Dan Robinson Washington 29 March 2007 A detainee at Guantanamo Bay, Cuba being escorted by two U.S. soldiers Arguments for and against the closure of the U.S. facility at Guantanamo Bay, Cuba used for the interrogation and detention of suspected t

发表于:2019-01-13 / 阅读(102) / 评论(0) 分类 2007年VOA标准英语(三月)

By Jim Randle Pittsburgh 25 September 2009 Leaders of 20 of the world's leading and emerging economies are gathered in Pittsburgh, seeking ways to fight the recession, and keep economic troubles from breaking out again. Friday, presidents, prime min

发表于:2019-01-13 / 阅读(56) / 评论(0) 分类 VOA标准英语2009年(九月)

Negotiators at the climate summit in Copenhagen last month failed to agree on a new climate change treaty to replace the current Kyoto Protocol before it expires in 2012. Jonathan Lash is president of World Resources Institute, an environmental polic

发表于:2019-01-13 / 阅读(79) / 评论(0) 分类 VOA标准英语2010年(一月)

Ethnic Karen minority children play soccer on a muddy field at their refugee camp along the Thai-Burma border near Mae Sot, Thailand, 29 Jun 2010 Burma's ethnic Karen communities and rights groups are reporting stepped up attacks by Burma's military

发表于:2019-01-13 / 阅读(49) / 评论(0) 分类 VOA标准英语2010年(七)月

Swaziland has one of the highest HIV prevalence rates in the world - 26 percent for those between the ages of 15 and 29. But to deal with the epidemic, health officials must do more than increase treatment, care and prevention efforts. They must also

发表于:2019-01-14 / 阅读(89) / 评论(0) 分类 VOA标准英语2010年(十)月

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: Anu Garg, creator of the A.Word.A.Day Web site and author of a new book called Another Word A Day: An All-New Romp Through Some of the Most Unusual and Intriguing Words in English

发表于:2019-01-18 / 阅读(109) / 评论(0) 分类 英语单词大师-Word Master

By Chris Simkins Washington 16 April 2008 Millions of Americans could lose their homes this year and next as the rate of foreclosures across the United States rises to the highest in decades. The foreclosure crisis has worsened despite ongoing effort

发表于:2019-01-31 / 阅读(77) / 评论(0) 分类 VOA常速英语2008年(四月)

今天我们要讲的习惯用语里都有一个主要的单词:scratch。很多人都知道scratch这个词的意思是抓、或者刨刮表面。你要是给蚊子叮了一口,你就会这样做:scratch your skin with your fingernails。就是你

发表于:2019-02-03 / 阅读(169) / 评论(0) 分类 美国习惯用语

By Al Pessin Pentagon 06 February 2008 U.S. Defense Secretary Robert Gates faces his NATO counterparts at a meeting starting Thursday in Lithuania, just days after comments he made and letters he wrote generated angry responses from some allies. VOA

发表于:2019-02-04 / 阅读(87) / 评论(0) 分类 VOA常速英语2008年(二月)

By Gary Thomas Washington 20 March 2008 Loyalists of President Mahmoud Ahmadinejad were big winners in the recent parliamentary elections. With many reformists locked out of the electoral process, the contests were primarily between different faction

发表于:2019-02-04 / 阅读(58) / 评论(0) 分类 VOA标准英语2008年(三月)

By Peter Heinlein Addis Ababa, Ethiopia 17 October 2007 A group concerned with human rights in Ethiopia's eastern Ogaden region says refugees fleeing to neighboring Somalia are being rounded up by Somali authorities and handed over to Ethiopian troop

发表于:2019-02-06 / 阅读(111) / 评论(0) 分类 2007年VOA常速英语(十月)

By Mil Arcega Washington 08 March 2007 watch Export Control report A coalition of technology and manufacturing associations is pushing for an overhaul of the nation's export control system. The group claims current U.S. regulations aimed at keeping

发表于:2019-02-07 / 阅读(126) / 评论(0) 分类 2007年VOA标准英语(三月)

By Jim Randle Irbil, Iraq 07 September 2007 Recent reports to the U.S. Congress about the situation in Iraq point to limited success by the Iraqi government in establishing security but continuing problems in bringing about political reconciliation.

发表于:2019-02-09 / 阅读(101) / 评论(0) 分类 2007年VOA标准英语(九月)
学英语单词
6-OHDA
a long while ago
absolute inflation
active drift
anti-fungus
auto polymerization
avert from
b. subcutanea sacralis
backlit
Bandwidth-Length(BL)product
bivalve rectal speculum
black strip
Byeoreogok
caisson sinking method under forced vibration
calfa
carpentry technology
chemical disinfection
color triangle
compartmentalizations
complete male pseudohermaphrodism
conversion factors
cosmize
cuban cigar
decrementalism
Delphinium smithianum
depositional dip
disclocse
double recipe
downloaded resource
drift stabilized
drop frame flag
electric rotating machinery
explosive-ordnance disposal unit
extended point transformation
fallout deposition
fat mobilization
federalise
floor arch
gas deflation assembly
gavi
Genelex
get the worst of it
golden master
Griesinger's disease
hand-size
hillenkamp
hollow-edged file
interleukin-3 (il-3)
irreversibility of conduction
isopsephy
jaw abnormality
job dyeing
Jokkmokk
Kiire
lipocalins
lochi
mail broadcaster
mimoceracone
montz
musculi longissimus thoracis
nickelates
non-perspective
organo-silicon compound
overtrying
papilloma of seminal vesicle
phenamine salicylate
picayune
Pokkye-ri
poor rate
procuratorship
radiomovies
ramus volaris antibrachii
re-admissions
rhinocypha taiwana
rhododendron strigillosum franch
rontgens
safe navigational procedure
scheduling start date
sea water evaporator
second countability axiom
secondary cells
short-circuit characteristic measurement
sicklaemias
single circuit steel tower
skid control brake
Stakhanov
steam schooner guy
string processing system
subglutinol
surgy
Tajik Persian
tremors
Valentine, Saint
valve-seat extractor
vitrons
voluntarios
Volvi, Limni
warm description
wealthy people
Western layout
wisconsin ice age
xerographic printers