氟化聚醚聚合物

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(140) / 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(167) / 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(147) / 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:2018-12-30 / 阅读(167) / 评论(0) 分类 英文魔法师字源大挪移

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(153) / 评论(0) 分类 60秒科学

抗病毒药 三氮核苷唑 Ribavirin` 病毒唑, 利巴韦林, 尼斯可, VIRAZOLE 无环鸟苷 Acyclovir 阿昔洛韦, Zovirax, 永信克疱, 丽珠克毒星, 舒维疗 更昔洛韦 Ganciclovir 丽科

发表于:2019-01-03 / 阅读(181) / 评论(0) 分类 医务英语

硝咪唑类 甲硝唑 Metronidazole 甲硝羟乙唑, 灭滴灵, 咪唑呢达, 灭滴唑, 佳尔钠FLAGYL, Klion, Arilin 替硝唑 Tinidazole 服净, Fasigyn 氯霉素类 氯霉素 Chloramphenicol CHL

发表于:2019-01-03 / 阅读(147) / 评论(0) 分类 医务英语

皮肤附属器疾病 寻常痤疮 acne vulgaris 脂溢性皮炎 seborrheic dermatitis 石棉状糠疹 pityriasis amiantacea 酒糟鼻 acne rosacea 激素性皮炎 hormonous dermatitis 口周皮炎 pe

发表于:2019-01-03 / 阅读(132) / 评论(0) 分类 医务英语

By Lisa Schlein Geneva 20 April 2006 The International Federation of Red Cross and Red Crescent Societies is launching an appeal for $13.4 million for operations aimed at preventing the spread of bird

发表于:2019-01-07 / 阅读(154) / 评论(0) 分类 2006年VOA标准英语(四月)

Alice: Hello and welcome to 6 Minute English from BBC Learning English: well be talking about a story in the news and learning some vocabulary along the way. Im Alice and joining me today is Rob. Hi Rob. Rob: Hi there Alice. Alice: Now, Rob are you a

发表于:2019-01-07 / 阅读(171) / 评论(0) 分类 六分钟英语

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(196) / 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(157) / 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(209) / 评论(0) 分类 Scientific American(四)月

全身症状 发热 fever 潮热 hot flushes 乏力 easy fatigability 怕冷 sensation of chill 神经质 hervousness 头晕 vertigo 头痛 headache 心慌 palpitation 恶心 nausea 呕吐 emesis;vomiting 腹泻 diarrhea 腰痛 lumbago 麦氏点 Mc

发表于:2019-01-08 / 阅读(183) / 评论(0) 分类 医学英语

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(119) / 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(225) / 评论(0) 分类 VOA标准英语2016年(二月)

AUDIE CORNISH, HOST: This is what pillow talk on television sounds like these days. (SOUNDBITE OF TV SHOW, I LOVE DICK) KATHRYN HAHN: (As Chris) Why do you think that we are - have been monogamous all these years when we don't even believe in it? Lik

发表于:2019-01-17 / 阅读(181) / 评论(0) 分类 2017年NPR美国国家公共电台5月

Students at the University of Canterbury had only one and a half days of classes before the earthquake on Feb 22nd. The university then closed for three weeks. A number of buildings had red stickers, including the two newest buildings Commerce and La

发表于:2019-01-27 / 阅读(171) / 评论(0) 分类 新西兰英语

SCIENCE REPORT – January 9, 2002: Red Wine and Heart Disease By George Grow This is the VOA Special English SCIENCE REPORT. British scientists may have discovered the reason why red wine appears to

发表于:2019-01-30 / 阅读(162) / 评论(0) 分类 科技之光

Tea has complex compounds called polyphenols which are believed to help the arteries to relax or dilate, thus enabling a smoother flow of blood. 茶中含有一种叫多酚的复杂混合物。这种物质据信能帮助放松或扩张动脉,从而使

发表于:2019-02-17 / 阅读(187) / 评论(0) 分类 实用英语
学英语单词
0451
3-Methylphenol
a hard winter
Adrigole
an empty sack cannot stand upright
anaesthesia machine
arithmetic routine
automatic trouble locating arrangements
basic limit
benzoyl carbinol
blow-on
bombyx rotundapex
borillia
boss bolt
boulderer
Bromthalein
Calamus erectus
callalloo
cephalopharyngeal skeleton
cleistanthin
clorafin
coffee-maker
conecntrator
copper alloy steel
covered-bond
crepidomanes latemarginale
dialector
distal
dustbin
electromagnetic vibration exciter
engineering geological test
Fisihā Genet'
forward lead of brush
french pewter
frequency-sharing circuit
fundamental performance parameter
gangliocytes
geological instrument
get me down
glymidine
Goddard
golf balls
hartfords
hat trick
heater lugging
hydrodynamic impact
immersed resistance
iniopterygians
kamis
lateral coils
Laudocaine
leukotaxia
Levin evaporator
lightmeter
livehood
Makonda
megacolon of newborn
money lent and lodged
mutual bearings
N-carbamylglycine
neoshamanisms
Never judge from appearances
Nieborów
nonparametric method
oblique flow
olivier-mason
open weather
order Carnivora
out-of-commission
overthrust fold
packet of electrons
perennibranchiata
philharmonias
plastochondrium
pleuronematic type
power product
primary clock
property assets
quick-opening handhole with rotatable cover
retropharyngeal gland (or suprapharyngeal lymph gland)
rip saws
schooldames
screening of catalyst
selective toxicity
Sheldon Springs
sintered metal powder oil impregnated alloy
starlore
stray reflection
Tapiscia
target current
taxing drag
tertipara
topographical displacement
tricarpellary pistil
tumbatu
unblameful
urepels
usea sulfazide
violety
watch error
Winolate
zuids