硅酸铝肺

3 Listen carefully to the conversations and short passages [00:07.99]and choose the best answer to each of the questions. [00:13.56]1.A)She is pitiful. B)She is too shy to apply. [00:33.41]C)They are afraid of her. D)She is intelligent. [00:41.27]2.(

发表于:2018-12-01 / 阅读(213) / 评论(0) 分类 大学六级听力模拟题

Good morning Mrs. Hall. If none of your teeth are bothering you, I'll restore the tooth with the largest cavity. 霍尔太太,早安。 假如你的牙齿不让你难受的话, 那么我就把蛀的最厉害的牙补一补。 This is the tooth th

发表于:2018-12-03 / 阅读(97) / 评论(0) 分类 口腔临床英语对话

This is the VOA Special English Development Report. Researchers say they have found a way to extend the storage life of a drug used to treat H.I.V. Their work could give infected mothers in the developing world a new way to prevent the spread of the

发表于:2018-12-16 / 阅读(76) / 评论(0) 分类 2010年VOA慢速英语(五)月

New Documentary Explores Aluminum's 'Dark Side' Aluminum is everywhere, including in products that make us feel better, safer and cleaner. Like antacids, sunscreen and antiperspirants. But Austrian filmmaker Bert Ehgartner says theres another side to

发表于:2018-12-16 / 阅读(66) / 评论(0) 分类 VOA标准英语2013年(五月)

When Pyrex(公司名) cookware first came out, it was advertised as the ice box to oven, because itwas made of borosilicate glass which could weather large temperature changes without undergoing thermo-shock and shattering. But today, Americans Pyrex

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 Scientific American(九)月

This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? When Pyrex cookware first came out, it was advertised as icebox to oven. Because it was made of borosilicate glass which could weather large temperature chan

发表于:2018-12-24 / 阅读(55) / 评论(0) 分类 Scientific American(九)月

TEST 3 Listen carefully to the conversations and short passages [00:07.99]and choose the best answer to each of the questions. [00:13.56]1.A)She is pitiful. B)She is too shy to apply. [00:33.41]C)They are afraid of her. D)She is intelligent. [00:41.2

发表于:2018-12-30 / 阅读(84) / 评论(0) 分类 英语六级听力练习集锦

I like to joke that I am who I am today because I did everything wrong in my 20's. I've always been fearless, and it often got me in trouble. I wasn't afraid to start a business, borrow a bunch of money, or quit a well-paying job to travel the world.

发表于:2019-01-08 / 阅读(67) / 评论(0) 分类 英语美文

Several accords signed to boost relations between Turkey and Cameroon Ntaryike Devine, Jr. | Yaounde, Cameroon 17 March 2010 It was the first trip to Africa for the Turkish president, who arrived in Cameroon yesterday accompanied by 120 businessmen,

发表于:2019-01-13 / 阅读(82) / 评论(0) 分类 VOA标准英语2010年(三月)

AUDIE CORNISH, HOST: The White House is postponing most of its steel and aluminum tariffs for at least another month. Tariffs were due to kick on - to kick in on a number of countries at midnight tonight. They're part of a broader effort to crack dow

发表于:2019-01-16 / 阅读(118) / 评论(0) 分类 2018年NPR美国国家公共电台5月

DAVID GREENE, HOST: A lot of the aluminum and steel we use here in the United States is imported from other countries. And that, according to a report from the Commerce Department, is a threat to national security. Last week, department officials rec

发表于:2019-01-16 / 阅读(102) / 评论(0) 分类 2018年NPR美国国家公共电台2月

A few months ago the fairy tale came true. 几个月前,童话故事成真了! We announced to the world that we know what these streaks are. It's liquid water. 我们向世界宣布,我们已经知道这些条纹是什么了。是液态水。

发表于:2019-01-18 / 阅读(81) / 评论(0) 分类 TED演讲科学篇

Cassini just a few months ago also flew through the plume, and it measured silicate particles. 卡西尼太空船几个月前又从这些飞溅的水流中穿过,它检测到了硅酸盐颗粒。 Where does the silica come from? 这些硅从哪来的

发表于:2019-01-18 / 阅读(91) / 评论(0) 分类 TED演讲科学篇

A: Can you help me find a pan? B: Are you looking for a small, medium, or large pan? A: I want a big pan. B: Does this one look big enough? A: Yes, it's the right size, but it weighs too much. B: Well, what do you think of the aluminum pan? A: It's l

发表于:2019-01-20 / 阅读(139) / 评论(0) 分类 购物英语对话

Science and Technology Plastics There and back again 科技 塑料 旧法新用 An old idea may help solve the problem of plastic waste 一个老方法也许可以帮助解决塑料垃圾的问题 PLASTICS were once regarded as wonder-materials. They

发表于:2019-01-26 / 阅读(84) / 评论(0) 分类 经济学人科技系列

manganese n. 锰(元素符号为Mn) mantle composition 覆盖物的成分 Mercury n. 水星 molten v. 溶化;adj. 熔铸的 monitor n. 监视器,监控 mudflow n.[地] 泥流 Neptune n. [天]海王

发表于:2019-02-02 / 阅读(140) / 评论(0) 分类 英文语法词汇

U.S. retail sales fell half a percent in June providing more evidence that the U.S. economic recovery will slow down in the second half of the year. But the weaker than expected consumer spending appeared to have little impact on Wall Street as inves

发表于:2019-02-05 / 阅读(74) / 评论(0) 分类 VOA标准英语2010年(七)月

BEIJING, Nov. 7 (Xinhuanet) -- A huge asteroid will pass closer to Earth than the moon on Tuesday, but experts say there is no cause for alarm. Asteroid 2005 YU 55 will pass about 300-thousand kilometers from the earth. The giant space rock is about

发表于:2019-02-08 / 阅读(84) / 评论(0) 分类 英语新闻

The U.S. space agency NASA's Mars probe Phoenix has detected icy snow falling through the Martian atmosphere. The spacecraft has also discovered material in the planet's soil that is leading scientists a step closer in their conclusion that life pro

发表于:2019-02-08 / 阅读(65) / 评论(0) 分类 VOA标准英语2008年(十月)

Apple made its case for consumers to buy its forthcoming smartwatch, positioning the device as a way to handle the brief interactions that fill our days, from meeting reminders to short messages to calling for a car. 苹果公司发布了新款智能手

发表于:2019-02-18 / 阅读(106) / 评论(0) 分类 阅读空间
学英语单词
abrielle
actual measurement on the drawing
Ailanthus Desf.
air-sucking water ejector
albert hall
algebraic cofactor
aminoconanene
arnolds cove
assignment priority
bacony degeneration
basic subsystem module
Brazey
bubble separation(techinque)
buproprion
chain base period
chalasia
Chrome OS
comparative utility
costmaries
courbed
cross nerve
difenolan
discordant injection(transgressive intrusion)
dual system locomotive
elinac
end place
face recognitions
finite difference equation model
flashing of a dynamo
Fortezza
free of damage absolutely
funboy
furrey
Ghats
gouri
hand reamer
harzia verrucosa
hay-jack
hotmelts
hydrogen gas cylinder
hydroxy stearate
igneous accumulate
improved crown grafting
impurple
intermedian cubital vein
Langoon
leucospis japonica
Leyden phial
Longdan Xiegan Wan
magnesium pyrophosphate
medium steels
membrane permeability
moonshiners
morphometrically
myeloangiography
new mercantilism
normally closed
Old Man Jenkins
one-idead
Open bracket
osteosis cutis
partial solid solution
pejo
peperinos
phonetised
ponomaryov
potamogetons
preemption capability
profitable
proximity problem
pub-crawl
pump operated sprayer
pyrophones
radium jaw
ray displacement
reconnaissance balloon
referrent
retaining screw
Sabinov
saltation ash
servility
set of complex features
sheet-musics
Shore hardness number
sidewhisker
sled connector
slop room
speed to pressure transducer
stat padder
straight-reamer
Sukhoy Log
sulfapyridine sodium
superaudio
tassinari
TCA
to bob
topograghy
twisted form
uptails
vake
water borne disease
zerofuel weight