[化] 桥化合物; 桥环化合物

From NPR news in Washington. I'm Jack Speer. A key Senate committee has sighed off on President Obama's budget blueprint setting the stage for debate on the 3.6 trillion dollars spending package some time next week. Approval by the Senate Budget Com

发表于:2018-12-02 / 阅读(178) / 评论(0) 分类 2009年NPR美国国家公共电台3月

Could there be a substance that both gives us the munchies and can help combat obesity? There may indeed be, according to research published in the Proceedings of the National Academy of Sciences. The Monell Center in Pennsylvania partnered with Kyus

发表于:2018-12-02 / 阅读(126) / 评论(0) 分类 Scientific American(十二)月

Grammar Girl here. Todays topic is the complex-compound sentence. Guest writer Sal Glynn writes: Most writers worth their fingertip calluses begin as avid readers. We read books, magazines, and websites indiscriminately until we start to notice the w

发表于:2018-12-07 / 阅读(165) / 评论(0) 分类 英语语法 Grammar Girl

Intonation can indicate completely different meanings for otherwise similar words or phrases. For example, an English teacher teaches English, but an English teacher is from England; French class is where you study French, but French class is Gallic

发表于:2018-12-27 / 阅读(119) / 评论(0) 分类 美式英语正音训练

Science and technology. 科技。 Exercise and addiction. 锻炼也会上瘾。 Fun run. 奔跑的奥秘。 People, it seems, have evolved to be addicted to exercise. 人类似乎在进化过程中对锻炼上瘾了。 AS THE legions of gym bunnies a

发表于:2018-12-31 / 阅读(186) / 评论(0) 分类 经济学人科技系列

谈到视角,很多同学可能会问,当我谈论视角的时候,我在说什么。看以下GRE考试中的一句话: The large number of physiological and behavioral similarities between birds and mammals, which have separate evolutionary h

发表于:2019-01-03 / 阅读(135) / 评论(0) 分类 GRE英语

CARL AZUZ, CNN STUDENT NEWS ANCHOR: There's an old saying: It's not what you know, it's who you know. It might also be how you act. We're gonna make sense of that in just a bit. I'm Carl Azuz. Welcome to CNN Student News! First Up: Midterm Elections

发表于:2019-01-08 / 阅读(119) / 评论(0) 分类 CNN2010年(十一)月

Fridays are awesome! Just like the students and teachers at Ron Clark Academy, where I had the privilege of speaking yesterday. I'm Carl Azuz, bringing you 10 minutes of headlines, leaving out the commercials. Let's go ahead and get started. The fina

发表于:2019-01-08 / 阅读(172) / 评论(0) 分类 CNN2011年(二)月

Iran's state-run television station says three American tourists have been arrested after entering the country from northern Iraq without permission. The State Department is looking into the reports, as NPR's Allison Keyes reports. The three were re

发表于:2019-01-08 / 阅读(140) / 评论(0) 分类 2009年NPR美国国家公共电台8月

1. Authorities in Utah say they found no signs of six trapped miners when they lowered a camera down to where they think the men are located. This is their second effort to make contact with the men. Yesterday a microphone was lowered down to a separ

发表于:2019-01-08 / 阅读(199) / 评论(0) 分类 美联社新闻一分钟2007

AGRICULTURE REPORT - Scientists Find Compound in Smoke that Helps Seeds Grow By Mario Ritter Broadcast: Tuesday, July 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. A di

发表于:2019-01-11 / 阅读(167) / 评论(0) 分类 农业与发展

The United Nation's World Food Program says rogue members of Somalia's extremist al-Shabab group attempted to raid its compound late Sunday in the Somali town of Wajid, about 300 kilometers northwest of Mogadishu. World Food Program spokesman, Peter

发表于:2019-01-14 / 阅读(202) / 评论(0) 分类 VOA标准英语2009年(八月)

What do these five words have in common: hotdog, fireworks, well-being, waistline, sunset and ice cream? They could all describe a fun holiday celebration. For example: My holiday was wonderful! I went to a friends party and we laughed, ate and had a

发表于:2019-01-21 / 阅读(212) / 评论(0) 分类 2018年VOA慢速英语(十二)月

文本: Maiev:Elune be praised! I knew you would come, Shando Stormrage! Malfurion:Im glad we reached you in time, Maiev. Maiev:Priestess Tyrande, Im surprised you came in person. Are you here to _(1)_ your guilty conscience? Tyrande:I did

发表于:2019-01-23 / 阅读(153) / 评论(0) 分类 小龟乐游记英语短文

Roberta: You know, my birthday is coming up. John: Yeah, I know. What are you getting at? Roberta: Nothing. I was just thinking that its kind of an important birthday, a major birthday. John: Yes, I know. Spit it out. What are you driving at? Roberta

发表于:2019-01-28 / 阅读(120) / 评论(0) 分类 地道美语播客

By Elizabeth Carlassare. Todays topic is compound interest. Albert Einstein is often quoted as having said something to the effect that compound interest is the greatest wonder of the universe. Its an urban legend, but it packs some punch! In todays

发表于:2019-01-30 / 阅读(191) / 评论(0) 分类 货币英语

What makes people dizzy when they spin? Rolling down a hill or spinning around in endless circles causes dizziness or vertigo because hair-like sensory nerve cells in our ears send wrong messages to our brain. The motions of our bodies are detected b

发表于:2019-02-13 / 阅读(135) / 评论(0) 分类 阅读空间

Science and technology 科学技术 Exercise and addiction 锻炼也会上瘾 Fun run 奔跑的奥秘 People, it seems, have evolved to be addicted to exercise 人类似乎在进化过程中对锻炼上瘾了 AS THE legions of gym bunnies and jogging

发表于:2019-02-16 / 阅读(185) / 评论(0) 分类 经济学人科技系列

ISLAMABAD, Feb. 25 (Xinhua) -- The living compound of the former al-Qaida chief Osama bin Laden in Pakistan's northwest city of Abbottabad is being demolished, said one local media report. Local Urdu TV channel Express said that the front part of bin

发表于:2019-02-18 / 阅读(137) / 评论(0) 分类 英语新闻

饶舌:Gucci Mane - Bingo 相关介绍:来自亚特兰大的Radric Gucci Mane Davis,在发行了个人首张专辑《Trap House》四年之后,人气日渐高涨。 Bricks, Photo Shoot, Shirt Off and Stoopid and the Make the Trap Say Aye remix等

发表于:2019-02-18 / 阅读(153) / 评论(0) 分类 节奏布鲁斯
学英语单词
acridarsines
addict oneself to
adenocorticotropic hormone (acth)
after frame
automatic power plant checker
basic slag
berrelius process
Buvuma
caller independent capability
cinemograph
clay clay
collapsed can
collector channels
commutator lengths
controlled vocabulary
cyberattacks
darfuri
develop films
dim-headed
dingy skipper
driving point immittance
duplex fitting
elastic loop dynamometer
escales
fast turnaround
fibre cross section
film cement
fimbrilla
finite-difference ratio
fluffs up
fosterers
frequency-invariant linear filtering
full-wave detection
geek monster
ginette
glyptology
group-coded record
have one's nose open
hexagonal parahemihedron
high-frequency orientation protector
hoe rig
hydrastic acid
hyperelastosis
iatron
inferior transverse scapular ligament
intangible cultural heritage
international airports
intervening losses
Jugoslavijan
key file
Kormilovka
Kueng
Lacanche
livin
load command
Lorentz coefficient
lvdt
lyginopteridaless
mailcar
maximumlikelihood estimator
meliola cylindrophora
Money Market Basis
motor root
musculus obliquus bulbi inferior
nadiral
nano technology
non continuity
nonautonomy
overshoot the mark
papillary cystadenocarcinoma
pearlfishery
phosphoglycerates
photosensitive drug
piperidine bitartrate
pitch element
plectropomus leopardus
predactory pricing
recursive unsolvability
routine control
rubidium-vapor magnetometer
sal volatable
sclera spur
sequential compactness
shock troop
shut down a reactor
social behaviour psychology
standing wave node
Staphylococcaceae
synchs
three-stage gas turbine
to agree with
torch-thistle
trolley fall
twine holder disc
tyre casing
velar pinch
ventresca
war damage payments
warthin
windproofed
won ton soup
xanthic pigment