[化] 二硫基二吗啉

An assistant at the morphing matter lab drops a few pieces of flat dry pasta into a pot of boiling water. In a few minutes, these rigid flat strips will turn into soft spiral shapes called fusilli that can hold a lot of tasty sauce. Packaging dry pas

发表于:2018-12-08 / 阅读(181) / 评论(0) 分类 VOA标准英语2018年(十月)

By Doug Levine Washington 30 April 2006 Donald Fagen likes to take his time. It took his group Steely Dan more than 20 years to tour, and it took the singer and keyboardist even longer to tour as a so

发表于:2018-12-16 / 阅读(232) / 评论(0) 分类 2006年VOA标准英语(四月)

U.S. commander for Iraq, Gen. Ray Odierno, speaks at a press conference at the U.S. embassy in the Green Zone of Baghdad, Iraq (File Photo) The commander of U.S. forces in Iraq says Iran is fueling instability in neighboring Iraq by funding and train

发表于:2018-12-16 / 阅读(139) / 评论(0) 分类 VOA标准英语2010年(八)月

The big room is air-conditioned. But it smells. Dead bodies are in metal drawers. The bodies have no clothes. The bodies are naked. A white sheet covers each dead body. The drawers slide in. The drawers slide out. A doctor works in the big room with

发表于:2018-12-18 / 阅读(192) / 评论(0) 分类 超级简单英语阅读

The Bush administration's proposed $700 billion bailout of the financial industry is the talk of Washington right now. But where exactly did the term bailout come from? In this special edition of Wordmaster, Avi Arditti and Rosanne Skirble turn to di

发表于:2018-12-30 / 阅读(152) / 评论(0) 分类 词汇大师(Wordmaster)

Grammar Girl here. Today, guest-writer Bonnie Trenga helps us understand modifiers that come at the beginning of a sentence. Bonnie says, As a guest-writer, I plan to talk about two kinds of troublesome modifiers that begin a sentence. Like many of y

发表于:2019-01-02 / 阅读(190) / 评论(0) 分类 英语语法 Grammar Girl

Grammar Girl here. I'm so glad to be back. Today's topic is wordiness. I've heard from a lot of you who have pet peeves about different wordy phrases, and it's a lot of fun to hear what gets under people's skin and why. Here's one example from Lara i

发表于:2019-01-02 / 阅读(205) / 评论(0) 分类 英语语法 Grammar Girl

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its true that if you eat a lot of whats fondly dubbed the stinking rose, others might notice a faint whiff of eau de garlic in your sweat. But even the

发表于:2019-01-08 / 阅读(193) / 评论(0) 分类 Scientific American(十一)月

MILAN, Jan. 12 (Xinhua) -- Pescara head coach Cristiano Bergodi said his side displayed our worst performance in my time here following their 2-0 loss to Inter Milan in the Italian league on Saturday. The Delfini, who had won three of the previous fo

发表于:2019-01-11 / 阅读(220) / 评论(0) 分类 英语新闻

By Cynthia Kirk ENVIRONMENT REPORT -July 5, 2002: Conditions in China This is the VOA Special English ENVIRONMENT REPORT. Environmental officials in China say the government has taken steps to reduce

发表于:2019-01-11 / 阅读(267) / 评论(0) 分类 健康与环境

HEALTH REPORT –August 28, 2002: Post-Polio Condition By Jill Moss (Photo -WHO) This is the VOA Special English Health Report. In nineteen-eighty-eight, a major campaign to end the disease polio was

发表于:2019-01-11 / 阅读(179) / 评论(0) 分类 健康与环境

By Al Pessin Washington 30 September 2009 The commander of U.S. and coalition forces in Iraq says he is accelerating the drawdown of American troops, with 4,000 more coming out ahead of schedule by the end of October. General Ray Odierno spoke to th

发表于:2019-01-19 / 阅读(156) / 评论(0) 分类 VOA标准英语2009年(十月)

It had been another hot spring day. By ten oclock in the evening, it had only cooled down to 87 degrees, according to Larry's thermometer in the living room. He rarely looked at his thermometer because he usually didn't care what the exact temperatur

发表于:2019-01-20 / 阅读(164) / 评论(0) 分类 365个英语简短小故事

By Lisa Ferdinando Miami 02 August 2006 The Cuban government has released a statement from President Fidel Castro saying his heath is stable and he is in good spirits after intestinal surgery. News of the president's ill health has sparked big celeb

发表于:2019-02-04 / 阅读(235) / 评论(0) 分类 2006年VOA标准英语(八月)

By Katy Migiro Nairobi 14 June 2007 The bodies of two Kenyan policemen who disappeared while patrolling the Kenya-Somali border Sunday have been found. For VOA, Katy Migiro reports, the officers are suspected to have been killed by Somali Islamists.

发表于:2019-02-04 / 阅读(224) / 评论(0) 分类 2007年VOA标准英语(六月)

Justin: What are you ogling at? Katrina: Im watching those guys working across the street. Justin: Those construction workers ? Katrina: Yeah, those prime examples of manhood . Theres not a flabby gut in the bunch . Justin: Im pretty sure they wouldn

发表于:2019-02-06 / 阅读(139) / 评论(0) 分类 地道美语播客

Every year, TIME selects the best inventions that are making the world better, smarter andin some casesa little more fun. Here's which ones made this year's unranked list. 每年《时代》周刊都会选出让世界变得更美好、更智能或者更

发表于:2019-02-07 / 阅读(178) / 评论(0) 分类 英语新闻

一般入学程序都要交学费及填不少申请表格,例如学生证、申请宿舍等。我跟朋友说:I waited in the student affairs office in a crowded condition.但同学Gloria则指我说错了,condition一字应用复数condition

发表于:2019-02-13 / 阅读(179) / 评论(0) 分类 英文语法词汇

According to the report, China's foreign direct investment reached 123 billion U.S. dollars in 2014, a 14 percent annual increase. Zhang Xiangchen, the International Trade Deputy Representative from the Ministry of Commerce, says the numbers also ind

发表于:2019-02-13 / 阅读(179) / 评论(0) 分类 2015CRI中国国际广播电台

And the powerful lobby group Manufacture Australia has chosen controversial former underwear Queen Sue Morphett as its new chairwoman. And she resigned last year as the Chief Executive of Pacific Brands where she axed 1,800 jobs and moved production

发表于:2019-02-14 / 阅读(169) / 评论(0) 分类 澳洲ABC新闻快递2013年
学英语单词
22-dihydroergosterol
a devil of a
absolute system of units
Acrostichum
AFIRB
Ahraura
Ainsliaea mairei
air bath standard cell
amusings
Auksteike
Avaldsnes
bardons
Baudoin's alloy
blastemal
boniest
broun
bull equity linked instrument
bundle somebody off
cabletrons
Calathodes oxycarpa
casimiro castillo
cassette block gaps
cast ... aside
chalazoidites
charcoal pencil
constrained extreme value
country-wide
cradle frame
crash forming
distributive policy
drop-away time
effective source bed
electron cyclotron resonance heating
exoerythrocyte stage
fals
feromone
fundable
gill-filament
Groe-nouw nodular corneal dystrophy
higby
Idar
industrial standard
joint loading
kinloch
lappie
lasker
Leyland cypress
Longido
lyclene wenchiyehi
Magnolia conspicua
main loop
market center
marriage termination rule
moczulski
money is no object
movent
multi-cutter shearing machine
nesia
niellos
non-accumulative sinking fund
otto the greats
overindulged
Penn, Sir William
permanent fortification
photoconductive infrared detector
pleuromamma abdominalis
Pound-Rebka experiment
primary system control facilities
quality index of
radiation unit
reach nto
receiving relay
recurring payment
Salmon I.
sample analog data
ship satellite navigation receiver
shoreland
short scale
silolike
silvertone
single-groove
slope of grain
stoddy
stopping resistor
stride standing
suborder Hyperotreta
support structure of wind turbine
surface acoustic wave delay line
take short-hand note
thioaceto-acetic ester
Til-Châtel
tocusso
Ul'beya
underprioritized
variable flux voltage variation
vetivone
von neumann model
VSEPR
walling plant
wasbands
Whealen
xylophilus