对乙[基]异丁苯

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(205) / 评论(0) 分类 2014年VOA慢速英语(五)月

The UN refugee agency says it is worried about the security of people living in isolated villages near the former conflict zones of Georgia. It says some 2,300 people from villages in the buffer zone between the Georgian town of Gori and the breakaw

发表于:2018-12-16 / 阅读(190) / 评论(0) 分类 VOA标准英语2008年(八月)

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(164) / 评论(0) 分类 VOA双语新闻 2014年1月

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-30 / 阅读(184) / 评论(0) 分类 单词解析速记

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

发表于:2019-01-08 / 阅读(188) / 评论(0) 分类 Scientific American(八)月

一个挪威的喜剧演员二人组,他们主持的脱口秀电视节目在挪威本地有不少忠实观众,而《狐狸叫》原本是他们为了宣传新一季节目开播而制作的宣传歌曲。这首歌犹如童谣的歌词注定了它的

发表于:2019-01-08 / 阅读(198) / 评论(0) 分类 英乐时空

一个挪威的喜剧演员二人组,他们主持的脱口秀电视节目在挪威本地有不少忠实观众,而《狐狸叫》原本是他们为了宣传新一季节目开播而制作的宣传歌曲。这首歌犹如童谣的歌词注定了它的

发表于:2019-01-10 / 阅读(554) / 评论(0) 分类 英乐时空

By Carol Pearson Washington, DC 29 May 2006 watch Autism Gene report Researchers at the University of Texas Southwestern have been able to genetically change mice so their behavior is similar to some people with autism. The researchers hope their di

发表于:2019-01-13 / 阅读(230) / 评论(0) 分类 2006年VOA标准英语(五月)

Promising Mosquito Repellent Announced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 6

发表于:2019-01-14 / 阅读(169) / 评论(0) 分类 VOA标准英语2014年(一月)

RACHEL MARTIN, HOST: There was a gathering here in Washington, D.C. last week that had nothing to do with the inauguration or with politics. It was an occasion for matchmaking, although not a romantic kind. Here, farmers got set up with chefs in an e

发表于:2019-01-16 / 阅读(207) / 评论(0) 分类 2017年NPR美国国家公共电台1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(138) / 评论(0) 分类 白领英语晨读

By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis

发表于:2019-01-26 / 阅读(284) / 评论(0) 分类 2006年VOA标准英语(九月)

1) G2G = got to go = 我得走了 2) TTYL = talk to you later = 一会儿再聊 3) XOXO 亲亲抱抱

发表于:2019-02-07 / 阅读(350) / 评论(0) 分类 OMG美语

Indoor air pollution is a common threat to human health, the new study looked at five common house plants and found that when it comes to removing harmful chemicals from the air, those five plants are better than others. 室内空气污染对人类健康

发表于:2019-02-07 / 阅读(186) / 评论(0) 分类 阅读空间

音乐咖啡厅:Ylamproductions - My Heartbeat 相关介绍:YLAMPRODUCTIONS出生于香港,现年21岁,就读于澳大利亚音乐学院(Australian Institute of Music)!从小受到音乐的熏陶,有一个属于自己的Band,梦想是当

发表于:2019-02-08 / 阅读(399) / 评论(0) 分类 音乐咖啡厅

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(161) / 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(172) / 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(185) / 评论(0) 分类 万物简史

本期内容: A humble houseplant with a dash of rabbit DNA could help lower our exposure to indoor air pollution, new research suggests. Scientists have revealed that by inserting a rabbit gene into devils ivy the plant is able to clean the surrou

发表于:2019-02-20 / 阅读(160) / 评论(0) 分类 夏说英语新闻晨读

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(196) / 评论(0) 分类 TED演讲教育篇
学英语单词
4RU
a-b power pack
adopt a bill
Albright's disease
anti dogmatic
aphyric texture
autochthonous thrombus
basic pulse repetition interval
bassins
battles of the marne
BCD coding binary coded decimal coding
bushest
caper trees
capillary oscillation
check the account
chromophage
Ciboney
coated cutting tool
coldashes
connection-based session
continuous malting
create a scene
Cycladic civilisation
de-integrate
declaration of principles
dieffenbachia picta
do as I say, not as I do
double-jobber
earthen centering
egg products
explosion tuff
fall of the back of a lorry
fallen out of
fore-deck
formation rate
fragor
genus catharanthuss
glosso-palatine arch (or anterior pillar of fauces)
granich
gravity correction
hind shank
homolog(ue)
hosings
hPAK
hydrooptics
hypoeccrisis
index table machine
intramammary
Ipomoea littoralis
Kowalewo Pomorskie
lead-screw driving
limited-line strategy
linear equalizer
lipiferolide
lowroad
lumachel
lut (lutite)
manasseite
minyulite
mixed arrangement
mykol
naphthous
neutralizes
neutron phosphor
not at any price
obliquus muscle
observation place
oil valve
photodiscs
pregnability
Prowazek-Greeff bodr'es
pull strength
quasi static porcess
radiance conservation principle
range end
resistance of oxidation
retaining part
Rhaetian Alps
Rosenwald, Julius
ruzan
sales type lease
secofi
side-lobe generation
side-tipping wagon
sixth-form college
small truck
snebs
sodium acid sulfide
Sprucewell
sublilysin
sugar bowls
supra-mutagen
symbol of numeral
T tubes
tetraodon stellatus
Thompson machine
Trofil
Twort's phenomenon
uncomplemental
wait on sth
well-exposed
wrought steel pipe