管式净化器

Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

发表于:2018-12-07 / 阅读(162) / 评论(0) 分类 创新英语

By Kurt Achin Seoul 31 December 2007 The United States and Japan are expressing regret that North Korea is breaking a key promise aimed at ending its nuclear weapons programs. 2007 is coming to an end with no declaration from North Korea listing its

发表于:2018-12-08 / 阅读(101) / 评论(0) 分类 VOA常速英语2007年(十二月)

一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 de- 表示向下,降低,减少 decline = de + cline(倾斜) 向下倾

发表于:2018-12-19 / 阅读(105) / 评论(0) 分类 英语PK台

20 The Historical Significance of American Revolution The ways of history are so intricate and the motivations of human actions so complex that it is always hazardous to attempt to represent events covering a number of years, a multiplicity of person

发表于:2019-01-02 / 阅读(440) / 评论(0) 分类 英语范文背诵20篇

Todays episode concerns a what-you-may-have-been-wondering-about topic. That sure was a mouthful, and it illustrates the problem of stacked modifiers, which occurs when you string together too many words to describe a noun at the end of the mouthful.

发表于:2019-01-02 / 阅读(123) / 评论(0) 分类 英语语法 Grammar Girl

Hey, everybody loses it Everybody wants to throw it all away sometimes Hey, I know what youre going through Dont let it get the best of you Youll make it out alive... Oh, people like us We gotta stick together Paint the world black Gonna live forever

发表于:2019-01-03 / 阅读(142) / 评论(0) 分类 夏日清新英文歌曲

By Margaret Besheer United Nations 13 September 2007 The United Nations General Assembly has adopted a non-binding declaration on the rights of native peoples, despite opposition from the United States and three other countries. From U.N. headquarter

发表于:2019-01-07 / 阅读(172) / 评论(0) 分类 2007年VOA标准英语(九月)

Grammar Girl here. Today guest-writer Bonnie Trenga is going to help us take a break from serious grammar and instead delve into the world of comedysome intentional, some not. Groucho Marx said it best: One morning I shot an elephant in my pajamas. H

发表于:2019-01-07 / 阅读(151) / 评论(0) 分类 英语语法 Grammar Girl

By Dan Robinson Capitiol Hill 16 March 2007 Former undercover CIA officer Valerie Plame, who has been at the center of a controversy involving the role White House officials played in revealing her identity, has testified in public for the first tim

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 2007年VOA标准英语(三月)

歌词: Hey, everybody loses it Everybody wants to throw it all away sometimes Hey, I know what youre going through Dont let it get the best of you Youll make it out alive... Oh, people like us We gotta stick together Paint the world black Gonna li

发表于:2019-01-11 / 阅读(115) / 评论(0) 分类 舞曲狂欢

Nigeria's leading militant group, the Movement for the Emancipation of the Niger Delta, has declared a unilateral ceasefire in the oil-rich region. Gilbert da Costa in Abuja reports for VOA. MEND warned in its statement that it would end the ceasefi

发表于:2019-01-13 / 阅读(109) / 评论(0) 分类 VOA标准英语2008年(九月)

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

发表于:2019-01-14 / 阅读(184) / 评论(0) 分类 VOA标准英语2011年(四月)

Grammar Girl here. Today's topic is misplaced modifiers. Of all the writing errors you can make, misplaced modifiers are among the most likely to confuse your readers, but they're also kind of fun because misplaced modifiers can give your sentences s

发表于:2019-01-30 / 阅读(185) / 评论(0) 分类 英语语法 Grammar Girl

By Scott Stearns White House 19 April 2008 President Bush and South Korean President Lee Myung-bak say they are still hopeful that North Korea will disclose the details of its nuclear weapons program, as required under a 2007 six-party accord. Pyongy

发表于:2019-01-31 / 阅读(103) / 评论(0) 分类 VOA常速英语2008年(四月)

By VOA News 01 February 2008 President Bush has declared February American Heart Month to raise awareness of the impact of cardiovascular disease and encourage citizens to take steps to help prevent it. In a presidential proclamation signed Friday,

发表于:2019-02-03 / 阅读(101) / 评论(0) 分类 VOA常速英语2008年(二月)

BERLIN A team of Americans and Kenyans has developed a new Internet router - and it's creating buzz. That's because it is an affordable, reliable solution for people without consistent Internet access. It can run while plugged in or on battery power,

发表于:2019-02-04 / 阅读(150) / 评论(0) 分类 英语新闻

Researchers have developed a method to activate electronic implants in the body and eliminate bacterial infections using a wireless signal。 研究者已经开发了一种运用无线信号激活人体中电子植入物来消除细菌感染的方法。

发表于:2019-02-08 / 阅读(91) / 评论(0) 分类 英语新闻

Deciding where to place a Wi-Fi router at home to minimise signal blackspots is a fine art. But a physicist has attempted to tackle the problem by mathematically working out the optimum position for a router. He studied how walls and reflections affe

发表于:2019-02-08 / 阅读(122) / 评论(0) 分类 英语新闻

U.S. military officials say they have identified the four Marines seen on video urinating on the bodies of dead Afghan Taliban fighters. The Naval Criminal Investigative Service, heading the main inquiry into the video, has also reportedly questioned

发表于:2019-02-08 / 阅读(160) / 评论(0) 分类 英语新闻

Leaders of the Greek and Turkish communities of Cyprus are starting a new series of negotiations aimed at re-unifying the divided island. Cypriot President Demetris Christofias and Turkish Cypriot leader Mehmet-Ali Talat have begun a series of three-

发表于:2019-02-11 / 阅读(181) / 评论(0) 分类 VOA标准英语2010年(一月)
学英语单词
above normal
ad fin
agathidium (agathidium) subalpinum
attenuation measuring device
bed warmer
black leaching
blogdom
blot on the landscape
butenoates
carya ovatas
cherishable
Chloradorm
cold water fishes
crakehalls
dirtying
double beam oscillography
double integration
double layer
downward landscape
electrostethophone
epigastric artery
equity capital for industry
eyespeaker
First Laddie
fixed-site
floating-zone method
gaseous sulfur
Gentiana algida
half-believing
hematoxylin
high-head axial-flow water-turbine pump
hook slide
horizontal synchronizing device
house allowance
in-thrall
increditable
insulin induced coma therapy
interested witness
internet-security
jfit
Kanakangi
kinetic hormone
kweller
La Poma
ledeens
lower fungus
lower right corner
malignant neoplastic disease
Marali
meliola cylindrophora
microphone cable
multielectron
multiplexer mode
nazi-era
neuroma race mosum
nitrocalcite
optimum step size in uniform quantization
phreatic cycle
plainmoor
plan of material distribution
play someone foul
plung
postfrontal pharyngeal dilators
precode
presentation image syntax
Prinsep I.
projection interval
prometaphase
puerulus angulatus
qualified negative
radioactive isotope dilution method
rate of upward gradient
reactor core hydraulics
reequilibrating
region of outflow
retrospective dose
rhinecanthus aculeatus
riboud
sea boats
sealing test of air preheater
seat cushion
senior college
series of potentials
skeletochronology
slabbering
slash knot
soil microorganisms
Southern Africa
speculum alloys
stain resistant finish
stre
tax fund
track rod lever
tunnel crack
unicamerate
vaqueros
varactor tuning
vyborg (viipuri)
wif
woch
Woody Creek
yoshihisa