音标:[me'θældә,haid] ;
四聚乙醛

By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.

发表于:2018-12-07 / 阅读(292) / 评论(0) 分类 VOA2003(下)-农业与经济

On todays Moment of Science, well be sniffing our way through a controversial culinary conundrum: the great cilantro debate. 今天的《科学一刻》栏目,我们将来探讨一个有争议性的烹饪难题:关于香菜的大辩论。 Accordi

发表于:2018-12-28 / 阅读(320) / 评论(0) 分类 初学者听力文摘精选

Cilantro: Love It Or Hate It? On todays Moment of Science, well be sniffing our way through a controversial culinary conundrum: the great cilantro debate. According to scientists working at the Monell Chemical Senses Center, the smell of cilantro usu

发表于:2018-12-31 / 阅读(255) / 评论(0) 分类 英语听力文摘 English Digest

By Carol Pearson Washington, DC 15 September 2006 watch Meth and Dental Care Methamphetamine Ice Methamphetamine is an addictive drug that can damage brain cells. It is suspected to cause a movement disorder similar to Parkinson's disease. Meth use

发表于:2019-01-07 / 阅读(353) / 评论(0) 分类 2006年VOA标准英语(九月)

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Landfills produce methanewhich can be valuable as an energy source. But scientists haven't known why landfills make so much methane. The solid waste in

发表于:2019-01-08 / 阅读(341) / 评论(0) 分类 Scientific American(四)月

AS IT IS 2015-09-20 Documentary Shows US, Mexico Fighting Drug Cartels 纪录片:墨西哥打击贩毒集团 A new movie follows two communities -- one in the United States and the other in Mexico -- as they try to stop drug cartels from harming thei

发表于:2019-01-12 / 阅读(268) / 评论(0) 分类 2015年VOA慢速英语(九)月

UN Wants Australia to Take Lead Against Asian Drug Traffic 联合国促澳大利亚带头打击亚洲毒品走私 From VOA Learning English, this is the Health Lifestyle report. United Nations officials say they have recently seen an increase in the

发表于:2019-01-12 / 阅读(331) / 评论(0) 分类 2016年VOA慢速英语(八)月

Synthetic Drug Problematic for US Authorities Augusta County, Virginia, is a rural county in the Blue Ridge Mountains, two and a half hours southwest of Washington. It has a big problem. Sheriff Randy Fisher says Augusta County was once known as the

发表于:2019-01-13 / 阅读(332) / 评论(0) 分类 VOA标准英语2012年(六月)

UN:MethUseSurginginSoutheastAsia A report by the United Nations Office on Drugs and Crime (UNODC) warns that production and use of synthetic drugs such as amphetamine-type stimulants is widespread and growing globally. The report identifies Southeast

发表于:2019-01-13 / 阅读(291) / 评论(0) 分类 VOA标准英语2011年(九月)

AILSA CHANG, HOST: A trade dispute has different parts of the solar industry in the U.S. at odds with one another. Two U.S. manufacturers say they cannot compete with cheap solar panels from China. So they're asking regulators to impose a tariff. Tha

发表于:2019-01-16 / 阅读(297) / 评论(0) 分类 2017年NPR美国国家公共电台8月

DAVID GREENE, HOST: We have been reporting on the rise of some really nasty diseases caused by tick bites - everything from Lyme disease to Rocky Mountain spotted fever. Well, now a new study is shedding light on an old technique to repel ticks that

发表于:2019-01-17 / 阅读(288) / 评论(0) 分类 2018年NPR美国国家公共电台7月

Another Drug Crisis: Methamphetamine Use By Pregnant Women AILSA CHANG, HOST: A new study published today finds that a growing number of women in recent years have been using amphetamines like crystal meth during their pregnancy. The rates of use hav

发表于:2019-01-23 / 阅读(260) / 评论(0) 分类 2018年NPR美国国家公共电台12月

Raw anti-drug campaign awakens state Ted Landphair | Missoula, Montana 04 February 2010 Photo: Montana Meth Project Adults across Montana were frightened by what they were seeing. Some hardly recognized their meth-addled teenagers. Related Links Mont

发表于:2019-02-02 / 阅读(295) / 评论(0) 分类 VOA标准英语2010年(二月)

Among the beautiful pictures That hang on Memory's wall, 在那些美轮美奂的画中间挂在记忆墙上的, Is one of a dim old forest, That seemeth best of all; 是古老的森林一抹幽暗,似乎在其中画工最善; Not for its gnarl

发表于:2019-02-11 / 阅读(239) / 评论(0) 分类 美国语文第六册

Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Marina Santee. 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. A small candle burns. It re

发表于:2019-02-21 / 阅读(290) / 评论(0) 分类 环球英语 Spotlight

A Fresh Breath of Methane 很早很早以前地球有很微量的氧气,而且地表状况十分恶劣。大气主要是N2和Co2,后来通过复杂的变化,地球开始出现了厌氧型生物。在生命的作用下,地球的氧气开始不断

发表于:2019-03-09 / 阅读(272) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
abstracts of title
Amsustain
as much as sb can do
bark mantle
Benjamin Franklin Norris Jr.
blow our mind
boardsman
campuhan
cap-and-collar mortgage
cathode electronics
Chigla
Columna vertebralis
combined profit and loss statement
connecting rod driver
currency-manipulation
cutting-tool coolant oil
dead zone nonlinearity
defect liability
down yonder
dray horse
electrowon
Ellepanthes
etched figure
ethol
evidential documents
excess drawing
extrapolated power curve
fall classics
Father of Waters
gaird
higher-order goal
Hwar'yǒng-ri
hypersonic sound
illicia
in vivo footprinting
in-line engine
incoherent fiber bundle
incrdment tax
index of sensitivity
infinite impulse response
inhabit
interrupt oriented system
intramolluscon phase
isolated-gate field effect transistor
keto-dicarboxylic acid
Langi
living accommodations
lubber's line error
Lugoj
macrogametophytes
microelectronic planar bipolar transistor
monachy
mother boards
Mukopa
near surface ship
nonlinear computation
nontrademarked
out-of-phase autocorrelation
outrighting
outscouting
pachydermas
page gauge
parla
pessimistically
poison gland
post-audits
propanethiol
pseudotype virus
pulse-numbers modulation
rate of gate-to-pin
rebellour
reindorse
relative loss
responsible party
RU
saddle fold
scabetic
seal with double-cone
sealed-off counter
senator
shaft lineshakeproof
siluss
soberty
solar XUV spectrum
spectral luminous efficiency
spot reflector lamp
standard frequency-satellite service
static image
stimulate the economy
streetes
superfilling
swelme
thenyl alcohol
turn part
unantagonizing
unluckiness
unrepentance
uredial
utilitarian social welfare function
vertebrate functional morphology
zanna chinensis
zigzag antenna