奥斯特瓦尔德玻璃毛细管粘度计

By Parke Brewer The men's 800-meter run is expected to be one of the most hotly contested races at the Athens Olympics. Most of the favorites are from Africa. The 800 meters is two laps around the tra

发表于:2018-12-08 / 阅读(160) / 评论(0) 分类 VOA2004(下)--雅典奥运

By Parke Brewer Liu Xiang burst on the track scene in 2002 when he set an Asian and world junior record in the 110-meter hurdles with a time of 13.12 seconds. Last year, Chinese sports journalists vot

发表于:2018-12-08 / 阅读(145) / 评论(0) 分类 VOA2004(下)--雅典奥运

Asian Bacteria Threatens Florida Orange Trees 亚洲细菌威胁到佛罗里达橘子树 Florida's citrus fruit industry is facing a serious threat from a bacteria carried by an Asian insect. The widespread infestation again highlights the danger of

发表于:2018-12-08 / 阅读(135) / 评论(0) 分类 VOA标准英语2014年(八月)

Computer scientist Shwetak Patel and his team are developing new sensing systems. The initial focus was really around energy and water monitoring.They built a new generation of smart sensors that monitor electronic interference on a homes power line

发表于:2018-12-08 / 阅读(112) / 评论(0) 分类 VOA标准英语2018年(六月)

Every year as southern Arizona cooled, architect Frank Lloyd Wright and his students would travel there to escape the cold of winter in Wisconsin. Wrights students built shelters at a place he called Taliesin West, northeast of the state capital, Pho

发表于:2019-01-02 / 阅读(443) / 评论(0) 分类 2017年VOA慢速英语(十二)月

Epidermal growth factor - a cytokine that stimulates epithelial cell proliferation. Epinephrine - a neurotransmitter substance found at all adrenergic synapses (nor epinephrine or epinephrine). It is

发表于:2019-01-03 / 阅读(199) / 评论(0) 分类 医务英语

Inflammation - is a whole complex of events which occur in sequence, in response to injury. Tissue damaged by bacteria, chemicals, heat, trauma etc, release histamine and bradykinin and serotonin whic

发表于:2019-01-03 / 阅读(164) / 评论(0) 分类 医务英语

Basal lamina - a term used to describe the different layers which make up the basement membrane. These different layers of the basement membrane, the lamina lucida and lamina densa are only visible wi

发表于:2019-01-03 / 阅读(179) / 评论(0) 分类 医务英语

head 头 throat 喉咙,咽喉 armpit hair 腋毛 nipple 乳头 chest 胸部 pit 胸口 navel 肚脐 abdomen 腹部 private parts 阴部 thigh 大腿 neck 脖子 shoulder 肩 back 背 waist 腰 hip 臀

发表于:2019-01-05 / 阅读(184) / 评论(0) 分类 英文语法词汇

By Carol Pearson Washington 05 May 2008 High definition TV provides sharper images, but high definition imaging now goes beyond television. VOA's Carol Pearson reports on high definition eye glasses.

发表于:2019-01-07 / 阅读(167) / 评论(0) 分类 VOA标准英语2008年(五月)

Glass Art Evokes World's Natural Wonders Glass artist Josh Simpson's fascination with the natural wonders of the universe is evident in his intricate platters, which resemble galaxies, as well as his one-of-a-kind planet-like spheres. All of my work

发表于:2019-01-13 / 阅读(118) / 评论(0) 分类 VOA标准英语2012年(四月)

By Tom Rivers London 02 October 2007 Britain's opposition Conservative Party has called British Prime Minister Gordon Brown's surprise visit to Iraq a photo opportunity publicity stunt. For VOA, Tom Rivers reports from London. In the climate of inten

发表于:2019-01-16 / 阅读(152) / 评论(0) 分类 2007年VOA常速英语(十月)

DAVID GREENE, HOST: I can't believe how much time flies. Amazing, but it has been 25 years since MORNING EDITION listeners first met a very un-merry Christmas elf named Crumpet. (SOUNDBITE OF ARCHIVED BROADCAST) DAVID SEDARIS: (Reading) I wear green

发表于:2019-01-16 / 阅读(163) / 评论(0) 分类 2017年NPR美国国家公共电台12月

亚洲细菌威胁佛州橘树 Florida's citrus fruit industry is facing a serious threat from a bacteria carried by an Asian insect. The widespread infestation again highlights the danger of transferring non-native species to American soil. 佛罗里达

发表于:2019-01-19 / 阅读(136) / 评论(0) 分类 VOA双语新闻 2014年9月

It's similiar to a pregnancy test: a drop of liquid on a strip of paper causes an easily seen color change. But imagine that kind of simple, cheap technology employed in testing for pollution or health issues anywhere and on the cheap. Researchers at

发表于:2019-01-20 / 阅读(151) / 评论(0) 分类 Scientific American(八)月

He didn't know how many dozens of tiny sidling steps he had taken, his chest, belly, and face pressed to the wall; but he knew the slender hold he was keeping on his mind and body was going to break. He had a sudden mental picture of his apartment on

发表于:2019-01-23 / 阅读(677) / 评论(0) 分类 英文短篇小说

We all make resolutions every year to keep fit whether we have diabetes or not. The difference is that as people with diabetes, we need to keep fit, and we know that even if we don't do anything about it. One only has to read the medical abstracts an

发表于:2019-02-03 / 阅读(236) / 评论(0) 分类 实用英语

护士:早上好! Nurse: Good morning. 病人:你好! Patient: Good morning. 护士:请问哪里不舒服? Nurse: What seems to be the problem? 病人:高烧,感觉糟透了。 Patient: Im running a high fever and feeling terribly bad. 护士:这种情况出现有多久了? Nurse

发表于:2019-02-06 / 阅读(152) / 评论(0) 分类 英文语法词汇

只要讲英语就会用得上的词汇 闪光之说: 1、shine: 照耀,指光稳定发射; 2、glitter: 闪光,指光不稳定发射; 3、glare: 耀眼,表示光的强度最大; 4、sparkle:闪烁,指发射微细的光度。 打破之说

发表于:2019-02-21 / 阅读(133) / 评论(0) 分类 实用英语

Sugar bowls and hole 孔隙是岩土固体矿物颗粒间的空间。岩土中直径大于1毫米、重力水可于其中自由运动的孔隙,是大孔隙(macro-pore,large pore)。岩土中直径为0.01~1毫米、重力水和毛管水可存其

发表于:2019-03-09 / 阅读(176) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
anal instrument
armoured brake hose
arthroendoscopy
Balsalazine
besil
bituminous sand
black beer
blood-flows
brandford
Brettville
by product aggregate
centre note
changes in temperature
complex canonical group
consistent set
contraflow cooler
development examination
dry-web process
dummy routine
electrodialysis desalination
end-piece
english departments
Enlarged Committee for Program and Coordination
epiphyseopathy
equilibrium state
filtering bed
football leather
four dimensional space-time
FRS (fuel recording system)
godbey
gooby
Goofado
haemin
heckathorn
heteromorphic
heterovalent solid solution
hexagonal antihemihedron
high altar
highly-successful
hipc
homopropagation
hot brick
HP (hand pump)
Indian Ocean area
Innocent XII
irregularly shaped
irreinoculability
Janin's tetanus
jears
kerr-mills
L Bar,L.beam
liquid refrigerat subcooled cycle
long handle
maintained command
man-machine aim taking system
missile control loop and stabilization loop
multiprocessing executive control
Nigerianize
nuclear auxiliary power
OCS (optical control system)
opposite transition
overpayment of contribution
oxidation channel treatment
periosteally
perkinesses
perthitic texture
pieceworker
plain-language
polished edge
prerenal acute renal failure
preweaned
profit-sharing bonus plans
purveyour
quasi-electron
RC5
re eligible
recording lens
representational art
rheda
rhyolitic lava
ricoes
safety-tab
Seaborg
Southern African Development Community
spare block
spontaneous emulsion
stack holder
strawberry daiquiri
student-teacher interaction
sun spiders
surface alteration
switch-in
tail-races
Tamus
tangent hyperplane
thermo-electrometer
trick with
vertical target speed
vibration amplitude recording system
walk off with the persimmon
wegscheiderite
woven board