un. 减阻聚合物

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(136) / 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(165) / 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(141) / 评论(0) 分类 Scientific American(一)月

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2019-01-02 / 阅读(118) / 评论(0) 分类 午后咖啡

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(148) / 评论(0) 分类 60秒科学

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(186) / 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(154) / 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(206) / 评论(0) 分类 Scientific American(四)月

The verb consult has three different meanings and accordingly behaves in three different ways. It is important to ensure your grammar and sentence structure match the meaning you intend. 单词consult有三个不同的意思,相对应地也有三种不

发表于:2019-01-08 / 阅读(110) / 评论(0) 分类 求职英语

2008年高考试题英语听力(江苏卷)录音稿 (Text 1) M: I think its going to rain. W: I guess so. The skies are dark and cloudy. (Text 2) M: Lucy is going back to China next month, Alice. W: Oh, really? M: And she will not meet Richer thi

发表于:2019-01-10 / 阅读(205) / 评论(0) 分类 历年高考英语听力

008年江苏省高考英语听力材料录音稿 (Text 1) M: I think its going to rain. W: I guess so. The skies are dark and cloudy. (Text 2) M: Lucy is going back to China next month, Alice. W: Oh, really? M: And she will not meet Richer this time.

发表于:2019-01-10 / 阅读(225) / 评论(0) 分类 高考英语听力

AS IT IS 2016-05-30 Lack of Progress in Reducing Poverty 消灭贫困项目进展缓慢 A new report says years of progress made in reducing poverty worldwide are under attack. The International Labor Organization says the progress is being threatene

发表于:2019-01-12 / 阅读(112) / 评论(0) 分类 2016年VOA慢速英语(六)月

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(113) / 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(213) / 评论(0) 分类 VOA标准英语2016年(二月)

第42期:会议期间 时间不多了。 The time is running out. For example: A: Can you run the first option by me again? 你能把第一方案再说明一次吗? B: The time is running out. Would you please let the other speak first? 时间不多了

发表于:2019-01-14 / 阅读(155) / 评论(0) 分类 职场英语口语急救包

Marcus Weller, founder and CEO of Skully Inc says the idea started off with an accident. He was riding a motorcycle in Barcelona when he took his eyes off the road to look at a road sign and smashed into a car. Weller says he dreamt about that accide

发表于:2019-01-16 / 阅读(108) / 评论(0) 分类 英语新闻

WASHINGTON, Nov. 24 (Xinhua) -- An inexpensive drug that treats Type 2 diabetes has been shown to prevent a number of natural and man-made chemicals from stimulating the growth of breast cancer cells, according to a newly published study by a Michiga

发表于:2019-02-11 / 阅读(145) / 评论(0) 分类 英语新闻

Economics Brief 经济学简介 Six Big Ideas: The natural rate of unemployment 六大经济学原理:失业的自然比率 Central bankers' holy grail 央行银行家的圣杯 Policymakers have spent half a century in search of the natural rate of

发表于:2019-02-17 / 阅读(104) / 评论(0) 分类 经济学人财经系列

This monster of a crocodile is Lolong. He's blamed to have killed two people in the southern Philippine town of Bunawan, and was captured after a three-week-long hunt in September last year. Measuring 6 meters and 17 centimeters or 20 feet and weighi

发表于:2019-02-18 / 阅读(191) / 评论(0) 分类 英语新闻视频

1. Eggs keep you feeling full much longer than cereal or toast. The protein and fat in eggs helps sustain your energy levels, keeping you satisfied for longer and reducing the need for a morning snack. 相较于谷类或面包,鸡蛋带给你的饱胀

发表于:2019-03-06 / 阅读(149) / 评论(0) 分类 英语听力广播—Listening
学英语单词
a yeyo
a.r.c
acyclic sesquiterpene
assadi
auditing pronouncement
baillieston
basic pulse repetition rate
bayonet plunger
braking effects
carpetmunchers
catshaft
chronic telogen effluvium
chuck bucket elevator
clorofenazole
compensated semiconductor
consociational democracy
contact butter
containerload
cowin'
debt issued with conversion privileges
dedication of way
deep subsoil
dichrograph
dimwits
dolefuller
dry pint
dry seborrheic dermatitis
ejectively
eurodontia
fatty granule cells
fibroadamantinoblastoma
field effect transistor multiplier
field oriented machines
fire extinguisher system
flip service
fluted-roll drill
foreign settlement
founts
furthest month
gangsaws
George Simon Ohm
grided chamber
hee haw
horizon sample
impeller channel velocity
improvement costs
instrument transformer correc-tion factor
it's not rocket science
Italian spinone
knockah
Lochgelly
low water season
lower-ranking
macular penile melanosis
malignant neoplasm
master-control unit
medevac
met(o)estrus
mold addition
neurotherapeutics
nuclei (pl. of nucleus)
open wound
pinhole filter
polyethylene film
port guiding
presmoking
probe charge
purge oneself of a charge
range extender
Rearrange the deckchairs on the Titanic
ricottas
rinseabilities
riverkeepers
rock chair
satisfiabilty
saturno
seissure
skin-grafting
slow-grown wood
soryus
species barrier
St-Esteben
stateprison
subject ... to
tegenaria domestica
tera-kelvin
terminal identification
Tetraspasmin
top operation anticreep ledge
trial-for-ignition period
tuck under
untimelinesses
upper left corner cut card
Valdemoro-Sierra
vanua levu i.
Vibonati
weight-loss surgery
white ring-worm
who you are
xylostromata
z-disk
ziporyn