N,N-二甲基甲酰胺

AS IT IS 2014-05-25 Scientists Search for New Ways to Stop Mosquitoes 科学家们寻找新的方法来对付蚊子 The sound of a mosquito can mean trouble in many parts of the world. The bite of a mosquito can be deadly. Today, we will hear about s

发表于:2018-12-08 / 阅读(150) / 评论(0) 分类 2014年VOA慢速英语(五)月

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发表于:2018-12-10 / 阅读(98) / 评论(0) 分类 牛津阅读树ORTMP3(1-11级)

书表慢性病 续处方笺Chronic Illness Prescription Slip 慢性病 续处方笺Chronic Continuous Prescription 慢性病 续处方笺Refill Presriptions For Chroni Disease 诊断书Medical Certificate 挂号费Registration Fee 证明费Certifica

发表于:2018-12-12 / 阅读(136) / 评论(0) 分类 医学英语

美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 630,000 people died of malaria-related

发表于:2018-12-19 / 阅读(104) / 评论(0) 分类 VOA双语新闻 2014年1月

From VOA Learning English, this is the Health Lifestyle report. Many Americans have toasted bread first thing in the morning. For some, the morning meal also includes hash browned potatoes. Or later in the day, they might enjoy potato chips or crispy

发表于:2019-01-02 / 阅读(220) / 评论(0) 分类 2017年VOA慢速英语(三)月

Broadcast: Jan 30 2003 Researchers say there appears to be no link between a substance found in some high-carbohydrate foods and the development of some types of cancer. U.S. and Swedish researchers c

发表于:2019-01-03 / 阅读(138) / 评论(0) 分类 VOA2003(上)-健康之旅

抗结核病药 异烟肼 Isoniazid 雷米封, INH, Rimifon, Retozide, Zonazid 乙胺丁醇 Ethambutol EMB, Etambin, Myambutol 对氨基水杨酸 Paraminosalicylic Acid PAS, Teebacin Acid, Deapasil 吡嗪

发表于:2019-01-03 / 阅读(105) / 评论(0) 分类 医务英语

By Naomi Martig Hong Kong 20 March 2008 Stock markets in Asia remain jittery, with fears of a U.S. recession continuing to cause major market fluctuation. As Naomi Martig reports from Hong Kong, financial analysts say that this may be the beginning o

发表于:2019-01-12 / 阅读(134) / 评论(0) 分类 VOA标准英语2008年(三月)

Iranian President Mahmoud Ahmadinejad addressed thousands of flag-waving supporters at a victory rally to celebrate being officially proclaimed winner of Friday's election, despite widespread accusations of fraud. Supporters of Iranian President Mah

发表于:2019-01-13 / 阅读(113) / 评论(0) 分类 VOA标准英语2009年(六月)

New Treatment Potential Found in Popular TB Drug Scientists say new insights into a common tuberculosis drug will make it possible to shorten the treatment period for patients infected with TB. The drug pyrazinamide is widely used in combination with

发表于:2019-01-14 / 阅读(146) / 评论(0) 分类 VOA标准英语2011年(八月)

One Police stops on police vehicle outside one Victoria's Bar. After the preparation, as necessary arrests?, this liquor drive slightly mixes. Suddenly he sees to have a young people shakely goes out from bar, spend the many figures only then finds

发表于:2019-01-17 / 阅读(82) / 评论(0) 分类 白领英语晨读

dinks sandwich generation 我们上次给大家介绍了baby boomers和yuppies。 这是两个反映美国社会变化的习惯用语。今天我们再给大家讲两个这方面的俗语。在第二次

发表于:2019-01-27 / 阅读(168) / 评论(0) 分类 美国习惯用语

The Edinburgh International Festival is over fifty years old and has earned its reputation as one of the world's greatest celebrations of the arts. The founders of the Festival believed that the Festival programmes should be of the highest possible a

发表于:2019-01-30 / 阅读(120) / 评论(0) 分类 阅读空间

HEALTH REPORT -July 10, 2002: Acrylamide in Fried Foods By Nancy Steinbach This is the VOA Special English Health Report. Twenty-three international health experts say they are concerned about the pos

发表于:2019-01-30 / 阅读(120) / 评论(0) 分类 健康与环境

Jordin Sparks在她会说话之前, Jordin 的歌声就频频出现在电视和广播里, 三岁的时候就在她妈妈的磁带里清脆放音. 在小学时她用厨房当排练室,站在橱柜上练声,初中时在教堂唱诗班唱歌, 并乐此不疲。 2006年九月,她陆续赢得了亚利桑那偶像,西雅图偶像,接着在那里获得

发表于:2019-02-02 / 阅读(169) / 评论(0) 分类 音乐咖啡厅

A judge in Los Angeles on Wednesday ruled that coffee companies like Starbucks must carry cancer warning labels in California. That's because the roasting process produces in coffee acrylamide, [??kr?l?ma?d] a chemical that can cause cancer. 在加州,

发表于:2019-02-13 / 阅读(125) / 评论(0) 分类 英语俚语天天说

On its website, a history of the company makes no mention of leador indeed of Thomas Midgleybut simply refers to the original product as containing a certain combination of chemicals. 在它的网站上,公司的历史没有提及铅──也没有提

发表于:2019-02-17 / 阅读(108) / 评论(0) 分类 万物简史

By counting back through these layers and measuring the amount of lead in each, he could work out global lead concentrations at any time for hundreds, or even thousands, of years. The notion became the foundation of ice core studies, on which much mo

发表于:2019-02-17 / 阅读(122) / 评论(0) 分类 万物简史

Lead is a neurotoxin. Get too much of it and you can irreparably damage the brain and central nervous system. Among the many symptoms associated with overexposure are blindness, insomnia, kidney failure, hearing loss, cancer, palsies, and convulsions

发表于:2019-02-17 / 阅读(118) / 评论(0) 分类 万物简史

If you were going to a restaurant and wanted a healthier option, 如果你去饭店,你想吃得健康一点, which would you choose, grilled or fried chicken? 你会选择哪种食品呢,烤鸡还是炸鸡? Now most people would answer grill

发表于:2019-02-21 / 阅读(136) / 评论(0) 分类 TED演讲教育篇
学英语单词
abjad
abstraction
Adriatic Sea
ampelopsises
anisotropy of wood
bapu
beautiful memory
blocking antigen
cocurrent catalyst flow
collective plasma
commercial house
cortico
creamy-white
cylinder feeder
diiodosalol
dilettante
diminuation
early ignition
EFLA
engine fittings
Epimedium ogisui
Eriocaulon bilobatum
estars
executive authority
Faneromeni, Akra
farandman
feedback index
fluidized-bed gasification
flush-cut joint
foetus
Foille
forepractices
fractional precipitation
fretted dulcimers
full dress uniform
Gilly-sur-Isére
go back a long way
goslarites
Hadego
hardware logic translation system
herd header
hyaloclastite
hydroxybenzenes
hypophosphatasemia
iatrogenesis
illogics
indirected
leghorns
leiocarposide
Littorinacea
living in the body of another animal
locked page
Lophostemon
ludvig
man-function
Merseburg
migration cleanup
NGAC
nonporosity
nucleation process
nuclei medullae oblongatae
nude painting
Odovakar
outbars
outworlder
oxoid
patellar cleft
plasma rifle
plate power input
preponderance of the evidence
pump away
reserved power
rithmour
screw stem
secular perturbations
shout blue murder
Shālimah
smoiliness
social-revolutionaries
spot effects
spout slide
ST_moving-in-particular-directions_general-words-for-movement
stamppot
station warning sign
steam-launch
sunlight print
susceptible
synaptic cleft
telescript
temperature dispersion
the course of nature
theatricality
tri n octylphosphine oxide
tstc
underwater acoustic transponder
variable resistance calipers
vulcanisatio
wellying
would you believe?
wrongfully declared cargo
xx gonadal dysgenesis