[网络] 四苯基环戊二烯酮

2) CBS, NBC, ABC, CNN, MSNBC, even FOX, which is a name not a set of 3) initials. No matter they’re all there, all day and all night, but in much of the world, just one set of initials really matter

发表于:2018-11-28 / 阅读(307) / 评论(0) 分类 疯狂英语2002年

Three Billy goats Gruff There were three billy goats with the name Gruff. The three billy goats Gruff were going up a mountain to eat and get fat. On the path up the mountain was a bridge over a river. Under the bridge, there lived a nasty, old droo

发表于:2018-12-07 / 阅读(122) / 评论(0) 分类 元元的播客

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(162) / 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(136) / 评论(0) 分类 Scientific American(三)月

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(173) / 评论(0) 分类 Scientific American(一)月

You'llneverguesswhatmakesaclip-clop , clip-clop , bang,bang,clip-clop,clip-clop,clip-clopnoise. AnAmishdrive-byshooting. Notes: 1.You'llneverguesswhatmakesaclip-clop , clip-clop , bang,bang,clip-clop,clip-clop,clip-clopnoise. 你一定猜不到

发表于:2018-12-26 / 阅读(99) / 评论(0) 分类 英语笑话(MP3+文本)

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(116) / 评论(0) 分类 初学者听力文摘精选

Sadie Hawkins Day is a fun holiday based on a comic strip character. Over the decades, it has developed into a well-known celebration. Sadie Hawkins was created by a man called Al Capp. He wrote a now-classic cartoon called Li'l Abner. He worked on t

发表于:2018-12-29 / 阅读(184) / 评论(0) 分类 英语课程学习计划和讲义

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(108) / 评论(0) 分类 英语听力文摘 English Digest

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(153) / 评论(0) 分类 医务英语

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(156) / 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(160) / 评论(0) 分类 Scientific American(十一)月

The itsy bitsy spider climed up the water spout. Down came the rain, and washed the spider out. Up came the sun, and dried up all the rain, And the itsy bitsy spider went up the spout again.

发表于:2019-01-09 / 阅读(363) / 评论(0) 分类 鹅妈妈童谣

Oum Sok began working as a cyclo driver when he was 18. He says the city has become very expensive over the years, making it much harder to earn a living. New York has its yellow cab. London has its red bus. But Phnom Penh has its cyclo - a three-whe

发表于:2019-01-13 / 阅读(186) / 评论(0) 分类 VOA标准英语2010年(六)月

Coal consumption is increasing in many parts of the world, driven by skyrocketing energy demands in rapidly developing countries like China. But with coal comes pollution: from climate-changing carbon dioxide to coal ash, the powdery toxic waste left

发表于:2019-01-14 / 阅读(140) / 评论(0) 分类 VOA标准英语2011年(三月)

A: Hi, this is Nicole. B: Nicole, it's Richard. You know why I'm calling. A: Yes, I know. It's the rent, isn't it? B: Yes, just like last month, your rent is overdue. A: What about my grace period? B: Are you getting Alzheimer's? There is no grace pe

发表于:2019-01-20 / 阅读(146) / 评论(0) 分类 地道英语对话-租房

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(297) / 评论(0) 分类 英语新闻

It's Been a long time since i came around It's been along time but i'm back in town But This time i'm not leaving without you You Taste Like Whiskey when you kiss me (Oh) Ill Give up anything again to be your baby doll Yeah this time i'm not leaving

发表于:2019-02-11 / 阅读(155) / 评论(0) 分类 The Voice 美国好声音

Loca... Loca... Dance or die... Loca... Loca... She's gettin' high all the time Just to keep you from me She get's you on like (ahh! ) Be careful amigo She talks in the morning just to wake you up She's tied to your love But your love's only mine, bo

发表于:2019-02-11 / 阅读(176) / 评论(0) 分类 The Voice 美国好声音

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(182) / 评论(0) 分类 万物简史
学英语单词
aberratio mensium
abnormal circumstance
access path selection
accidental murmur
Anisograptus
antetype
aosmic
apparent molal heat capacity
attritionary
bacterial protein
bag of bones
bribea ble
bulbar conjunctiva
buret meniscus reader
buried depth of spillpoint
Cauchy-Hadamard formula
cinchonised
coax wall slots
confeder
conical semigroup
Croton cascarilloides
deep sea trench
degree of polymerization (dp)
dime dropper
droplock stock
drum saw
dry plate processes
duodecemvirate
duplex-scanning
equal-area latitude
ethercap
experimental methods
extemporary
fast combat support ship
feux de joie
gas tungsten arc welding-pulsed arc
gebs
glossatorial
hammermeister
handle setting knob
hold somebody off
hybrid vigor
inclusion method
jockeys
Kānthālia
lag compensation
Lagny
laryngoscopists
linear first-order differential equation
lynx
Meandarra
MEGS (megacycles)
milkstains
mizidi
modulus in tension
multi-function array radar (mfar)
multiple reduction gear box
myricetins
network register
nippin'
nonprimary
nonylic
of the Road
one-nil
overtopping discharge
passivated insulating oil
PC (power center)
piru
podophylloquercetin
Porel's fornix longus
radium d
RANDID
re-offer
reading stability
Romerike
sampling counter
single-terminal
Slavophobe
spacelines
sphenofrontal suture
spray injector
steel-hearted
store receipt book
stratherns
Styrax chrysocarpus
take a displeasure against
tax proposal
tetroses
theeline
thionyl benzene
three-ball match
thwaitesii
TIAg
tiberius claudius nero caesar augustuss
tie up someone's hands
trawl lines
true to one's colours
Verkholipovo
wassar
wire woven
woolcock
zigzag welding