螺旋型聚合物

Lesson 38 Text A Can't She Type? The well-known banker, T. J. Ellington, was at one time in his younger days the manager of a New York office. His secretary had been with him for many years, and knew

发表于:2018-12-02 / 阅读(410) / 评论(0) 分类 初级口语教程

Bella: What's your blood type, Luke? Luke: It's A, I think. Why do you ask? Bella: Well, mine's B. Luke: So? Bella: They say people with A blood type get along very well with those with B blood type. Luke: Really? 你是什么血型? 贝拉:卢克,

发表于:2018-12-08 / 阅读(558) / 评论(0) 分类 赖世雄初级美国英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

发表于:2018-12-24 / 阅读(212) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(257) / 评论(0) 分类 Scientific American(三)月

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

发表于:2018-12-24 / 阅读(210) / 评论(0) 分类 Scientific American(一)月

【背景】 血型分类: 一般常见A、B、AB和O四种,另外还有RH、MNS、P等极为稀少的10余种血型系统。其中,AB型可以接受任何血型的血液输入,因此被称作万能受血者,O型可以输出给任何血型的人

发表于:2018-12-27 / 阅读(226) / 评论(0) 分类 英语听力广播—Listening

发表于:2019-01-02 / 阅读(361) / 评论(0) 分类 知性英语

Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s

发表于:2019-01-02 / 阅读(236) / 评论(0) 分类 60秒科学

China builds first tower-type solar-thermal power station BEIJING, Nov. 12 (Xinhua) -- The first tower-type solar-thermal power station in Asia has been built in northwest Beijing, chief of the program said on Monday. Wang Zhifeng, a researcher at th

发表于:2019-01-07 / 阅读(305) / 评论(0) 分类 英语新闻

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(307) / 评论(0) 分类 Scientific American(九)月

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

发表于:2019-01-08 / 阅读(225) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(297) / 评论(0) 分类 Scientific American(四)月

Scientists have identified a unique genetic mutation in about 10 percent of people with type 2 diabetes(糖尿病) studied in the United States and Europe. The discovery could help some people learn if they are at risk of developing diabetes so they

发表于:2019-01-11 / 阅读(284) / 评论(0) 分类 英语新闻

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

发表于:2019-01-12 / 阅读(206) / 评论(0) 分类 2016年VOA慢速英语(九)月

'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded

发表于:2019-01-14 / 阅读(327) / 评论(0) 分类 VOA标准英语2016年(二月)

When Im old and grown 当我长大,不再稚嫩 I wont sleep alone 我不会再独枕空床 Every single moment will be fading into you 每时每刻都会与你形影难分 That some type of love 有种爱,情难自已 That some type of love 有种

发表于:2019-02-17 / 阅读(229) / 评论(0) 分类 听歌学英语

tee,2J,j-xc Scared to be alone Frightened of the dark Everything's too much for a boy out of touch with his fellings I must be blame I must be at fault I believe I'm never good enough to shine a light that lingers I have witnessed starbursts in your

发表于:2019-02-20 / 阅读(166) / 评论(0) 分类 影视英文歌曲

Bella: Whats your blood type, Luke? 贝拉:卢克,你是什么血型? Luke: Its A, I think. Why do you ask? 卢克:我想是A型。你问这干嘛? Bella: Well, mines B. They say people with A blood type get along very well with those with

发表于:2019-02-27 / 阅读(315) / 评论(0) 分类 天天练口语

When I'm old and grown I won't sleep alone, woah oh Every single moment will be faded into you That's some type of love That's some type of love And I won't sing the blues Cause all I need is you, woah oh Every single question will be answered all by

发表于:2019-03-02 / 阅读(340) / 评论(0) 分类 音乐咖啡厅

Tori Amos-Lust:另类中的唯美美声 Tori Amos是许多女性的Sexy,她的声音和气质都让我着迷,我从来都欣赏这种有思想的女歌手,因为她同那些只会做傀儡的人有本质的区别。1963年八月出生于美国北

发表于:2019-03-13 / 阅读(374) / 评论(0) 分类 经典英文歌曲
学英语单词
adoxographic
alkalines
alloasteropetes olivacea
allocatability
alpha versions
amphidiploidy
anticlastogenic
anticreep
basic aluminate
beauti
bellybrace
borick
by ear
carotidocavernous
chinese language word segmentation specification
cold sterilization
colistin-dextronmycin-salbe
collective enterprise
collon-
communication subsystems
compression utility
contract for the supply of necessary goods
Crochu
decision-problems
degeneracy in linear programming
direct mailing
disapperance of nasolabial sulcus
DL-valine
double wall knot
E1BP
embedded head
enarthromyces indicus
exaeresis
farding bag
feeder preselection
Fissiculata
fistula of salivary duct
fluster up
fritzs
gamma-emitting
glamourpuss
glatiramoid
glycerogel
goshiki (japan)
hachures of a relief feature
heavily-armed
hoochie
housing stock
intermittent gear
inturning screws
jet bar
Kopenhagen
kratzer
least cost point
lever arm of stability
manganese cell
metromalacosis
micro-crystalline structure
Nitrian
nonerythroid
nonjurors
normal instruction
Oklahoma City bombing
p-Chlorobenzenesulfonate
paid-in capital increase
Peach-Faced
perlitic texture
pitrs
plain end steel pipe
poly-some
Prelestrin
pseudoreaction
quark theory
radial probability density
raw waste
re-edited
returned material
RNA puff
Rodzhersa, Bukhta
Rφdbyhavn
septupling
shallow bowl
sialaporia
spin-valve
substand
symbian
synthetic job argument
temporary withstand overvoltage
the pioneers
toll recording trunk
transcendentness
tuladi
tuned plate tuned grid (tptg) circuit
tungsten inert gas welding machine
Unified Command Plan
vacuum control unit
vestibule (l. vestibulum)
waimea canyon
wide address bus
widowmakers
worldsday