环氧丙基苯醚

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(108) / 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(91) / 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(55) / 评论(0) 分类 初学者听力文摘精选

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(51) / 评论(0) 分类 英语听力文摘 English Digest

By now, most people have heard of bitcoin. Bitcoin is a virtual currency that has had a huge rise in value during 2017. Bitcoin however is just one of many cryptocurrencies. A cryptocurrency is a kind of money that does not exist in the form of bills

发表于:2019-01-03 / 阅读(100) / 评论(0) 分类 2018年VOA慢速英语(一)月

1、一字螺丝批 slot type screwdriver 2、一点透视 one-point perspective 3、二合一黏合剂 epoxy resin adhesive 4、二合胶;混合胶 epoxy glue 5、二维的;平面的 two-dimension

发表于:2019-01-03 / 阅读(75) / 评论(0) 分类 英文名句短语

Alice: Hello and welcome to 6 Minute English from BBC Learning English: well be talking about a story in the news and learning some vocabulary along the way. Im Alice and joining me today is Rob. Hi Rob. Rob: Hi there Alice. Alice: Now, Rob are you a

发表于:2019-01-07 / 阅读(101) / 评论(0) 分类 六分钟英语

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(97) / 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(95) / 评论(0) 分类 Scientific American(十一)月

英文歌词: There's no combination of words I could put on the back of a postcard No song that I could sing But I can try for your heart, our dreams, and they are made out of real things like a shoebox of photographs with sepia-toned loving Love is th

发表于:2019-01-10 / 阅读(146) / 评论(0) 分类 音乐咖啡厅

Fire has left V?in??l?'s heart stones Light has gone Dark nights no light under the sky Hard to find the fire-child Eagle of fire with fiery feathers Made a spark Ukko made the Kokko's spark Kindle as a fire [Chorus:] Fly into the night bring back th

发表于:2019-01-10 / 阅读(85) / 评论(0) 分类 英文摇滚歌曲

Top 5 Crowdfunding Projects Ever A great idea is never enough. You need money to turn your idea into a reality. Your family and friends may give you money for your idea. But you are going to need more people to invest, unless you have very rich frien

发表于:2019-01-12 / 阅读(113) / 评论(0) 分类 2015年VOA慢速英语(十)月

And then -- this is the key part -- that block is linked to the previous block 随后是关键的部分,该区块连接到前一个区块, and the previous block to create a chain of blocks. 以及更前面的区块,形成了一连串的区块。

发表于:2019-01-18 / 阅读(51) / 评论(0) 分类 TED演讲商业篇

英音和美音,原来这么多单词听起来都不一样! 英式英语和美式英语,在很多方面都有所不同,包括在细微的语法使用,单词的拼写以及单词的发音上都有一些区别。今天我们主要分享一些常

发表于:2019-01-18 / 阅读(62) / 评论(0) 分类 卡卡课堂早餐英语

马路上的车越来越多,在车多的马路上,自行车道甚至会被挤占,这是真的吗? Alice: Hello and welcome to 6 Minute English from BBC Learning English: well be talking about a story in the news and learning some vocabulary a

发表于:2019-01-23 / 阅读(124) / 评论(0) 分类 一起听英语

If you needed to illustrate the idea of nineteenth-century America as a land of opportunity, you could hardly improve on the life of Albert Michelson. 如果你需要说明19世纪的美国是个机会之乡的理念,那么你很难再找到像阿尔

发表于:2019-01-29 / 阅读(76) / 评论(0) 分类 万物简史

What Michelson and Morley did, without actually intending to, was undermine a longstanding belief in something called the luminiferous ether, 迈克尔逊和莫雷所做的实际上是在无意之中所做的破坏了长期以来人们对一种所谓光

发表于:2019-01-29 / 阅读(70) / 评论(0) 分类 万物简史

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(208) / 评论(0) 分类 英语新闻

模仿文本: And a British doctor says there isevidence that snipers in another part of the country are using civilians fortarget practice. David Noether is a consultant general surgeon in the UK for the National Health Service. He's just returne

发表于:2019-02-23 / 阅读(66) / 评论(0) 分类 英音模仿秀

Even before worries surfaced that the currency could split in two over the disagreement, 甚至在货币可能分裂成两种的担忧显露出来之前, bitcoin holders started to diversify into some of the many other crypto-currencies, or alt. co

发表于:2019-02-25 / 阅读(104) / 评论(0) 分类 经济学人财经系列
学英语单词
after-worker
airtouch
Albanane
Amenemhet I
Andriol
angria bank
anharmonic term
articulated assembly and rods
as red as blood
barn
biological fixation
blue screening
brake on
Brauna, Proliv
bufotalinic acid
bulk shieldling reactor
char washings
chemical injury
classification of law
colega
continuous welding line
contract management region
conversion equation
cool light
coupling with non-metallic elastic element
destination port level
dip coast
dj remix
domal
eastern elongation
endorser for collection
epicaine
Florida pompano
flutterboard
Fragaria vesca
fritures
gillylies
glutterous
Goldilocks economies
gram atoms
Hindenlang's tests
histocompatibility genes
house line
humus-clay complex
hyperactive
hypokinemia
in apposition
Jandrain-Jandrenoulle
Kinmagan
knauer
laminar friction
limitation of curvature
lloyd's-annual subscribers
lockside
LWA (limited work authorization)
melting
millesimals
Mohale's Hoek
monozygosity
mookin'
negativeness
neocolonialized
no-guard band recording
nonlaboring
oxygen-enriched liquid air reflux
party foul
pivotings
placentogra
pneumatic water barrel
Poa densissima
pollen count
poor-me-one
pressure boost
preventive medicines
proeutectic cementite
Pyrogastrone
quote a commodity at ten dollars
ranivorous
rationes
recursive type definition
ruck wholesaler
save-our-cities
silicon plate
skeleton map
socio-economic status
sterrettite
suborder Heterostraci
substation wire
sulfene
telecanvassing
thin film laser
tilling speed
TONTRU
top whack
tribromo-compound
tubular dust collector
Unterwössen
warm manure
watchdog subsystem
Wernicke's area
yturned
zidon