薄膜效应

Rachel Lee: The housing market keeps losing steam. Sales of previously owned homes fell 5. 7% last month according to the National Association of Realtors. If you're looking for a house , the group's

发表于:2018-12-05 / 阅读(134) / 评论(0) 分类 商业报道2006年

By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide

发表于:2018-12-15 / 阅读(142) / 评论(0) 分类 VOA2003(下)-环境与健康

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. When we think about how to represent sound visually, most of us probably picture those volume-dependent sine waves. But thats not how John Stuart Reid

发表于:2019-01-08 / 阅读(147) / 评论(0) 分类 Scientific American(一)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Steve Ember. This week, we will tell about an American study of the brain disorder schizophrenia. We tell about cars that use hydrogen as fuel. And,

发表于:2019-01-11 / 阅读(186) / 评论(0) 分类 VOA慢速英语2008(十)月

Copper Metal Kills Viruses on Contact 铜能杀死细菌和病毒 Even in the world of medicine, what is old is new again. 医药界也刮起了复古风。 Thousands of years ago, Egyptians used it to sterilize drinking water. Ancient Romans, Aztecs

发表于:2019-01-12 / 阅读(202) / 评论(0) 分类 2016年VOA慢速英语(二)月

(一)a is n times as small (light,slow,)as b. a is n times smaller (lighter, slower,) than b. 以上两句均应译为:a的大小(重量,速度,)是b的1/n[或a比b小(轻,慢,)(n-1)/n]. e.g. The hydrogen atom is near1y l6 times as

发表于:2019-01-17 / 阅读(125) / 评论(0) 分类 英语口译

英语中表示倍数减少的表达方法(一)a is n times as small (light,slow,)as b. a is n times smaller (lighter, slower,) than b. 以上两句均应译为:a的大小(重量,速度,)是b的1/n[或a比b小(轻,慢,)(n-1)/n]. e.g

发表于:2019-01-17 / 阅读(140) / 评论(0) 分类 英语口译

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

发表于:2019-01-26 / 阅读(191) / 评论(0) 分类 经济学人科技系列

Going to bed in icy bedrooms, getting up in icy bedrooms, waiting patiently for Mum to spare a little hot water from the great kettle on the hob so that washing was not a teeth-chattering, painful ordeal. One day small Hal started to cough and wheeze

发表于:2019-01-29 / 阅读(145) / 评论(0) 分类 荆棘鸟

第一招:在电脑旁放上几盆仙人掌,它可以有效地吸收辐射。 第二招:对于生活紧张而忙碌的人群来说,抵御电脑辐射最简单的办法就是每天上午喝2至3杯的绿茶,吃一个橘子。 第三招:上网

发表于:2019-02-03 / 阅读(158) / 评论(0) 分类 阅读空间

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-05 / 阅读(141) / 评论(0) 分类 英语每日一词

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-13 / 阅读(197) / 评论(0) 分类 英语单词荟萃

Drugmakers and antibiotics 制药商和抗生素 The path of least resistance 最省事的办法 Governments reckon that drug firms' research efforts need a shot in the arm 政府认为需要鼓励药企的研发工作 A GROWING worry in medicine is

发表于:2019-02-16 / 阅读(137) / 评论(0) 分类 经济学人商业系列

在我们的生活中,死亡是我们所有人必定会遇到的事情,无论是家庭成员还是宠物,甚至是你都将有终结之时。事实上,每分钟世界上大约就有100人死亡。但在人死之时到底会发生什么呢?

发表于:2019-02-17 / 阅读(184) / 评论(0) 分类 阅读空间

2010上海世博会:日本馆之面观 The Japan Pavilion, which is always among the most popular pavilions during previous World Expos, is expected to attract 17,000 visitors every day,The centerpiece performance of the pavilion will be an opera w

发表于:2019-02-22 / 阅读(188) / 评论(0) 分类 实用英语

Science and technology 科学技术 Microbiomics 微生物组学 A virus shield 病毒防护 Viruses help keep people disease-free 病毒能够帮助人类免遭疾病 THE story of the microbiomethe community of tiny organisms that coexist symbiotica

发表于:2019-02-24 / 阅读(167) / 评论(0) 分类 经济学人科技系列

Another thing that can be very, very, very successful is 另外一件将会是非常非常成功的事情就是 there is a lot of people that may have retired from working in the software industry, and they can teach your kid. 我们国家有很多很多

发表于:2019-03-04 / 阅读(185) / 评论(0) 分类 TED演讲教育篇

Amd of course, you've just heard and you already know that we're running out of antibiotics. 当然,你一定听说过,而且你早就知道了,我们快要没有有效的抗生素了。 Bacteria are incredibly multi-drug-resistant right now, a

发表于:2019-03-04 / 阅读(138) / 评论(0) 分类 TED演讲教育篇

then, ascending by a ladder to the summit, have a peep down the mouth; 然后,用一架梯子爬到那峰巅去,往下瞧一瞧它的嘴巴。 and were it not that the body is now completely separated from it, 如果它那身体现在不是已跟脑

发表于:2019-03-10 / 阅读(263) / 评论(0) 分类 白鲸记

I think that all this indirectly proceeds from the helpless perplexity of volition, 因此,我认为,这种种由于意志纷乱无能而间接产生的现象, in which their divided and diametrically opposite powers of vision must involve them

发表于:2019-03-10 / 阅读(271) / 评论(0) 分类 白鲸记
学英语单词
a backhanded compliment
activity leader
alternating layers
and the lik
automatic bale sledge
bigeminate
biorthogonal sets of functions
bivesiculate
bony aural atresia
boxford
bra-chistochronous
Bursa subfascialis prepatellaris
callanan
card feed device
cheekbone
choice of technique
Code pleading
comarketing
concave continuous function
continuous bleed
disharmonic form
disjointedly
doltons
dotes on
dysostosis multiplexes
faciomandibular dysostosis
fasciculi marginalis ventralis
forestalled
genetic stochastic model
give out stink
grain-filling
heisenbergs
hot brick
hyaloophitic
in-drum mixing
increment lenth of weld
isomyn
karemi
Kerr, Jean
kingiside
Krain
leaning wheel
lycra stretch cloth
mainbocher
marine transmission gear
master seismic data acquisition unit
mellitene
menispermaceous
module mounting unit
moll buzzer
monopoiesis
MYRMECOBIIDAE
n-butyl chloride
nameservers
narrow-band width
nathan baileys
Nesacaine
nested statement structure
northcom
oblique insertion of needle
on-line alignment
partially inverted file system
periolocin
peroxide vulcanizing agent
phoboss
photinia serratifolia daphniphylloides
phycolagy
prepaid discount charge
proper dental laminae
prowessful
purplish-black
quiet thermal emission
regulatory works
retinoates
Romblon
sash window
scavenging efficiency
Selezen
sepals
series lines
service games
spray type evaporator
stannite(stannine)
static test site
stellar spectrum
subcooled
sulfate pulp
superrealism
sweet odor
taiwan internet contnet rating promotion foundation
throw a pinch of salt on someone's tail
tourniquets
tricyclopentadienyl-tetrahydroboratometal
tritognathous
trophodermal glycogen tissue
unparished
Valmieras Rajons
ventral mesocardium
vigorous economic growth
Virginia rail
wood-kern
yumminess