[化] 三氯化苯锡

WORDS AND THEIR STORIES - Tinpan Alley By Susan Kelen Broadcast: Sunday, October 10, 2004 Now, the VOA Special English Program Words and Their Stories. Today, we tell about the expression, tinpan alle

发表于:2018-12-01 / 阅读(233) / 评论(0) 分类 WORDS AND THEIR STORIES

New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc

发表于:2018-12-08 / 阅读(118) / 评论(0) 分类 VOA标准英语2014年(六月)

'Rin Tin Tin' Recounts Dog's Rise to Stardom Susan Orlean, author of Rin Tin Tin: The Life and the Legend, has vivid memories of the German Shepherd from her 1950s childhood, when the animal performed daring rescues on a television series. But as she

发表于:2018-12-16 / 阅读(96) / 评论(0) 分类 VOA标准英语2012年(一月)

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

发表于:2018-12-18 / 阅读(128) / 评论(0) 分类 万物简史

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(103) / 评论(0) 分类 Scientific American(三)月

Fun Fact: Alligators Can Regrow Teeth 有趣的事实:短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal

发表于:2018-12-28 / 阅读(75) / 评论(0) 分类 初学者听力文摘精选

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到好的听力原文,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(155) / 评论(0) 分类 有声畅销书-秘密

its time again for the A Moment of Science mailbag. A listener writes: Dear A Moment of Science, Ive always been fascinated by volcanoes. So I was wondering: How well can scientists predict when and where a volcano will erupt? Intersting question. Th

发表于:2018-12-31 / 阅读(72) / 评论(0) 分类 英语听力文摘 English Digest

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(115) / 评论(0) 分类 Scientific American(四)月

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(117) / 评论(0) 分类 Scientific American(十一)月

DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher

发表于:2019-01-17 / 阅读(101) / 评论(0) 分类 2018年NPR美国国家公共电台11月

Having been married ten years and still living in an apartment, the wife would often complain about anything, as she was tired of saving every penny to buy a dream home.Trying to placate (安抚)her, the husband found a new apartment, within their bu

发表于:2019-01-19 / 阅读(145) / 评论(0) 分类 趣味英语

Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main

发表于:2019-01-20 / 阅读(153) / 评论(0) 分类 2016年Scientific American(一)月

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(109) / 评论(0) 分类 自然百科2009年

Teen Inventors Fight Tinnitus Irish teenagers Eimear OCarroll and Rhona Togher developed a treatment they hope will help people with tinnitus, an unpleasant ringing in the ears. Cynthia Graber reports Ever get a ringing in your ears after a loud blas

发表于:2019-01-30 / 阅读(149) / 评论(0) 分类 60秒科学

Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S

发表于:2019-02-04 / 阅读(104) / 评论(0) 分类 地道美语播客

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(242) / 评论(0) 分类 英语新闻

当别人对你说一些无聊的话的时候,你不想再听,这时可以用you wastin my minutes回答,意思是别浪费我的时间。与bitch please用法相同。 英文释义: for use when someone says something stupid and you just don

发表于:2019-02-09 / 阅读(92) / 评论(0) 分类 美国俚语

Sittin' in silence on my own 独自安静的坐在这里 Wait 'til everybody's gone 等待着其他人全部离场 And only I can see what it means to be 但只有我看得出这意味着什么 Sittin' here in silence on my own 独自安静的坐在这

发表于:2019-02-18 / 阅读(100) / 评论(0) 分类 听歌学英语

First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先,我对您说,海底有锌、铁、银、金等矿藏,开发并不是不可能的事。

发表于:2019-02-25 / 阅读(179) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
achromosomal
admission date
alarm typewriter
altpsm
automatic winch
balneology
bank act
Bantron
bearing band
Benprofibratum
blocks construction program
booleanized
borough seat
bright nebule
bromery
Buldana
Centrale Bank van Suriname
chuck down
circumnutation
cochicine
conchatus
conons
crimped brass wire wheel
customer set-up product
decentralized material storage
Dicke switch
digifolein
discontinuous band absorption
dubious honour
dunkfests
excisive
first come, first served
fleming-mundell model
floatation reagent
fly-fish
functional perepubertal castration syndrome
GAOR
GAR
Genevate
grandchildhood
gross balance
habroloma nixillum
insecurenesses
inter-enterprises
interpretation phase
irresistless
javal
kitsuka
kleig light
Kurumkan
legal rehabilitation
Leonard Bernstein
lillian russells
limit(-)cycle attractor/oscillation
low level controller(float type)
lymphadenomatous
Marlamid
met my waterloo
Milburn
mixed-functionoxidese
Moirax
Najas oguraensis
nasal dyspnea
navigation satellite
neuroepidemiology
nominate executor
nonvirtual
opaline hot spring sinter
plynus
pound
primitive hyperbolic elements
quinquefoliate leaf
repumping
rivellia sauteri
rotor turning gear
sand-grouse
self-paced instructional tool
short wave broadcasting
silver-golds
Sino-Tibetan
social-network
spondylomalacia
stormcloud
Swedish rye
tar down
The curtain goes up
Themeda yunnanensis
thrust bearing shim
Tuldun
unfruitful
ungagged
unnavigability
urbidium microcline
urians
venae cordis media
violation transition
visiting fireman
warrantedness
whistle valve body
White Hall
wireless IP
wood-work