[化] 亚苯基脲

Amber: Hello, I'm Amber, and you're listening to bbclearningenglish.com. Today, we listen to parts of an interview with film star Penelope Cruz! She talks about her new movie, 'Volver', what she likes about working with Spanish director Pedro Almodo

发表于:2018-12-02 / 阅读(342) / 评论(0) 分类 Entertainment

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(185) / 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(166) / 评论(0) 分类 Scientific American(三)月

Pet turtles can be unsanitary. But Chinese soft-shelled turtles really up the ante on distasteful behavior. They perform a variation on urinationthrough their mouths. Most land-based vertebrates produce urine to get rid of water-soluble toxic waste,

发表于:2018-12-24 / 阅读(224) / 评论(0) 分类 Scientific American(十)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(148) / 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(138) / 评论(0) 分类 英语听力文摘 English Digest

Societe Generale chairman resigns 法国兴业银行行长辞职 Societe Generale's chairman Daniel Bouton has announced his resignation, saying the personal attacks against him risked harming the bank. Mr Bouton has faced increasing criticism ever since a ro

发表于:2019-01-07 / 阅读(193) / 评论(0) 分类 英语新闻

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(186) / 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(198) / 评论(0) 分类 Scientific American(十一)月

76 关于基因工程食品的网络法规 DATE=7-26-01 TITLE=SCIENCE REPORT - Rules for Genetically Engineered Foods BYLINE=George Grow (Start at 01'02

发表于:2019-01-30 / 阅读(300) / 评论(0) 分类 科技之光

Science and technology 科学技术 Reptilian micturition 爬行动物的排尿 That's a relief 可算是方便了 Softshell turtles urinate through their mouths 鳖类通过其嘴部小便 WHY did the turtle stick its head in a bucket? 为什么乌龟

发表于:2019-02-03 / 阅读(235) / 评论(0) 分类 经济学人科技系列

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(329) / 评论(0) 分类 英语新闻

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(247) / 评论(0) 分类 英语新闻

A bureaucrat was hiking when he came upon a shepherd tending a large flock. The bureaucrat took a fancy to the sheep and asked the shepherd, If I can guess how many there are, may I have one? The shepherd thought it unlikely the man would guess the e

发表于:2019-02-07 / 阅读(185) / 评论(0) 分类 趣味英语

今天我们要学的词是bureaucracy。 Bureaucracy, 官僚。美国国防部长盖茨上周末公开对军方庞大的官僚体制提出批评。 Gates took aim at what he called a bloated bureaucracy, 他还保证要亲自过问,精简军方的官

发表于:2019-02-08 / 阅读(157) / 评论(0) 分类 英语单词荟萃

Volkswagen has devised a new catalytic converter that could fix the majority of the cars in the US affected by the diesel emissions scandal, as details emerge of its attempts to satisfy regulators. 大众汽车(Volkswagen)设计出一种新的催化转

发表于:2019-02-08 / 阅读(202) / 评论(0) 分类 英语新闻

BEIJING, Nov. 18 (Xinhua) -- Chinese State Councilor Ma Kai on Sunday met with visiting Comptroller General of the United States Gene L. Dodaro. Ma said the increase of communication on auditing between China and the United States will help promote t

发表于:2019-02-08 / 阅读(159) / 评论(0) 分类 英语新闻

Conflict resolution marked the career of former Finnish president Martti Ahtisaari who has received this year's Nobel Peace Prize for his efforts to secure peace in various regions of the world. In this report from Washington, Senior Correspondent A

发表于:2019-02-12 / 阅读(176) / 评论(0) 分类 VOA标准英语2008年(十月)

CARACAS, Jan. 6 (Xinhua) -- Venezuela's top athletes gathered at a church Sunday to pray for their ailing president, Hugo Chavez, one of their most steadfast supporters, the Venezuelan News Agency (AVN) reported. Chavez is our main athlete, weightlif

发表于:2019-02-17 / 阅读(157) / 评论(0) 分类 英语新闻

10 Benefits of Rising Early, and How to Do It Recently, reader Rob asked me about my habit of waking at 4:30 a.m. each day, and asked me to write about the health benefits of rising early, which I thought was an excellent question. Unfortunately, the

发表于:2019-02-18 / 阅读(348) / 评论(0) 分类 阅读空间
学英语单词
abscissions
academic performance
additional premium reinsurance
advertising restrictions
Agapetes pubiflora
alternative feeder
aluminoskorodite (aluminoscorodite)
aminoethanoic acid
bactericidal finish
ballastless deck
bar code printing
chaud-froid
chinacrin
cobaol potassium nitrite
comparative management theory
conductivity determination
crest factor of a pulse
database handler
delay charge
dengue virus
diterpenes
double head porcupine drawing frame
draw out to a great length
dual-cycle arrangement
electrophoresed
ellipsing
enzytol
epcs
evaporator blowdown pump
exnihilation
extended scattering medium
fender valance
florists
Fontoy
fraction of the year
general level of employment
give a whirl
goldfoil
heavy wax
hypercharged
karnataki (india)
kingsnake
lavennia
lead-baseds
liquor tank
Looser-Milkman syndrome
lorddom
magnums
make payments
marketing officer
Maurice Utrillo
Metcalfe's law
mini-frac
minimal space
Mixco
monoalphabetically
multilevel storage system
Musallamīyah
Neurochirurgie
Newtonmas
nontrigonometric
off-center rivet
over the odds
Palmelloid
patino
pentacuspid
pinings
powder dividing table
precipitateness
predjudices
preregistered
pressure-sensing microphone
primary tympanic cavity
remark upon
sand dollar
sand patch
search terminal option
semi-steel pipe
servitudes
short-passing
Shubuta
slow-speed of revolution
sorbitol ester
sorcerizes
sulphurate
sweettalk
tailling
talent coordinator
telescopic feed screw
Teniente modified converter
tentacle ampulla
terrestrial microwave route
Tīnah
unci
universal service
unvitriolized
uraphetin
vulve
waardenburg's syndrome(deafness-white hair-ocular syndrome)
wave front algorithm
wide-brim
zero reject