剥蚀表面

Imagine that when you walked in here this evening, 想象一下当你在今晚步入这里时, you discovered that everybody in the room looked almost exactly the same: ageless, raceless, generically good-looking. 你发现所有在场的人看上去

发表于:2018-12-05 / 阅读(120) / 评论(0) 分类 TED演讲设计篇

When you spill a liquid on the ground, it splashes. But if youre a guy using a urinal, or, more important, if the liquid is dangerous, say, an infected blood sample, you want to limit splashing. In other words: If an accident happens, you want the dr

发表于:2018-12-24 / 阅读(115) / 评论(0) 分类 2016年Scientific American(十二)月

Leaves Inspire Better Solar Panels What do leaves and solar panels have in common? Both absorb sunlight and turn it into energy. But while solar panels typically have smooth surfaces, leaves have tiny wrinkles and folds that allow for maximum light a

发表于:2018-12-31 / 阅读(125) / 评论(0) 分类 英语听力文摘 English Digest

In toothbrushing, it is important to clean at the gum margins, because the bacteria usually accumulates here. Neglecting to clean the gum margins, the gums will become inflamed and will bleed easily on toothbrushing. 刷牙最重要的是针对牙齿的

发表于:2019-01-05 / 阅读(146) / 评论(0) 分类 英语新闻视频

By Derek Kilner Nairobi 16 June 2008 A battalion composed of troops from Sudan's northern and southern armies is set to deploy Tuesday to the disputed Abyei area on the country's north-south border. As Derek Kilner reports for VOA's East Africa bure

发表于:2019-01-06 / 阅读(154) / 评论(0) 分类 VOA标准英语2008年(六月)

It's tough to be a machine in the desert. Particles of dirty sands walk their way in to moving parts where they break turbine's motors pipes on other equipment.To avoid the costly warranty, researches are taking lessons from a desert native, the yell

发表于:2019-01-08 / 阅读(148) / 评论(0) 分类 Scientific American(二)月

Earth's Surfaces Are Always Moving 地球表面一直在运动 From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Scientists who study the Earth tell us the continents and ocean floors are always moving

发表于:2019-01-12 / 阅读(114) / 评论(0) 分类 2014年VOA慢速英语(四)月

Senegal's president, Abdoulaye Wade, has convinced his Sudanese counterpart Omar al-Bashir to reestablish diplomatic relations with Chad. The effort is Mr. Wade's latest attempt at diplomacy in the turbulent relationship between Sudan and its neighb

发表于:2019-01-13 / 阅读(156) / 评论(0) 分类 VOA标准英语2008年(七月)

LULU GARCIA-NAVARRO, HOST: After World War II, a Hollywood gas station became the center of that city's hidden sex life. Scotty Bowers was an attendant there. (SOUNDBITE OF FILM, SCOTTY AND THE SECRET HISTORY OF HOLLYWOOD) SCOTTY BOWERS: One day, Car

发表于:2019-01-17 / 阅读(125) / 评论(0) 分类 2018年NPR美国国家公共电台8月

The few surfaces not covered by signs are often clad in a distinctive, dark green-gray, striated aluminum siding. 这仅存的没有被商标遮盖的建筑,一般都被包裹在有特色的阴暗铝灰条纹的铝制外壁板之中。 Take-out san

发表于:2019-01-18 / 阅读(188) / 评论(0) 分类 TED演讲商业篇

JUDY WOODRUFF: Now: sharks. Just saying the word can send shivers down the spines of some, but as Hari Sreenivasan found in this report, studying their skin could be key to fighting diease and is on the cutting edge of the larger push announced at th

发表于:2019-01-27 / 阅读(162) / 评论(0) 分类 PBS访谈健康系列

By Lisa Schlein Geneva 06 April 2007 The U.N.'s Chief Human Rights Official blames widespread sexual violence in conflict ridden Darfur on Sudanese Government Forces and allied militia. Louise Arbour is urging the Sudanese government to conduct an im

发表于:2019-01-31 / 阅读(179) / 评论(0) 分类 2007年VOA标准英语(四月)

By Pearse Lynch Nairobi 03 July 2006 A Uganda government delegation has flown into southern Sudan to discuss an offer of peace talks from the rebel Lords Resistance Army, which has waged a 20-year war against the Ugandan government. ---------- Salva

发表于:2019-01-31 / 阅读(194) / 评论(0) 分类 2006年VOA标准英语(七月)

Juninho reveals contact with Chelsea's Malouda about Brazil move RIO DE JANEIRO, Oct. 22 (Xinhua) -- Former Brazil international midfielder Juninho has revealed that he has spoken to Chelsea's Florent Malouda in a bid to bring the midfielder to Vasco

发表于:2019-01-31 / 阅读(187) / 评论(0) 分类 英语新闻

By Cathy Majtenyi Nairobi 13 September 2006 At least 23 people were killed and two wounded by landmines in two separate incidents in eastern Sudan. A UN contractor uses a metal detector to search for mines planted along a dirt road in Juba, Sudan Ac

发表于:2019-01-31 / 阅读(236) / 评论(0) 分类 2006年VOA标准英语(九月)

Commuters faced a nightmare journey home tonight as Britain's trains were blighted by delays and road surfaces melted in the heat. 今晚对于通勤的乘客而言真是个噩梦般的回家之旅英国的火车彻底延误毁了,路面高温简直是

发表于:2019-02-05 / 阅读(143) / 评论(0) 分类 阅读空间

By Peter Heinlein Addis Ababa, Ethiopia 17 October 2007 A group concerned with human rights in Ethiopia's eastern Ogaden region says refugees fleeing to neighboring Somalia are being rounded up by Somali authorities and handed over to Ethiopian troop

发表于:2019-02-06 / 阅读(229) / 评论(0) 分类 2007年VOA常速英语(十月)

D: Hey, Yael, check out my new white linen suit. It's going to keep me cool on my vacation to the Mojave desert. Y: That is one snazzy suit, Don. D: Oh, I'm stylin'. Plus, everyone knows that white reflects heat and black absorbs it. Yes, if you're o

发表于:2019-02-16 / 阅读(145) / 评论(0) 分类 英语听力文摘 English Digest

Metal, heal thyself 金属,自己愈合吧 Materials science: Researchers have devised an ingenious way for the damaged surfaces of metals to repair themselves when they come to harm 材料科学:研究人员构想出了一种新颖独特的方法,

发表于:2019-02-17 / 阅读(154) / 评论(0) 分类 经济学人综合

Science and technology 科学技术 Hotel hygiene 旅馆卫生 Mind the remote 当心遥控器 The next time you check in 下次你在办理入住手续的时候 3_副本.jpgNO ONE likes to think about who was in their hotel room before them, let alo

发表于:2019-02-24 / 阅读(121) / 评论(0) 分类 经济学人科技系列
学英语单词
acoustic impedance difference
acoustic NMR
aminomesitylene
arbs
as close as an oyster
asbestos-cement flue liner
at first appearance
before your eyes
Bemisia tabaci
bird vetches
blue-eyeds
blues-rockers
c(a)ecum
chemical aftereffect
chidzeroes
combustion initiator
comma-separated
condensed skimmed milk
cotrell
creep fatigue
crossed field spectrometer
dimethylene
driving means
dual price system
dust-cloud theory
earthquake proof construction
eina
enframe
far-point
file references
fixed joint
Forward arrow
freen
full-made
gachets
GM_although-or-though
gracilenta
green grams
heavy fishing
hypsometric equation
ironclaw
landscape science
lepidocrocites
lindernia nummularifolia
literarycritical
long pitch winding
ludwigshaven
Mansonia annulatus
Masseube
meat extract
melting-pot
mispers
misremembrances
muscular cramp
mycobactocidin
myxofibroliposarcoma
nitralamine
noble canes
non recuperative system
nonlinear computing element
noonery
nucleophilic aromatic substitution
olfactory impairments
out-number
parasite plant
Phyllostachys robustiramea
pneumoretroperitoneum
postkinematic
pragmatization
prestressed ferrocement
prier
Pseudobaptisin
pulley gear
Quissac
radiculopathy
reflector path
Rehmiella ulmicola
retracting system
roller section-straightening machine
salazosulfapyridine
seek error
single inheritance
solar flare event
South Dartmouth
species aromaticae
statemate
steam period
stereotemplet method
structural setting
supply water distribution header
surface film
tall and slender structure
to poach
tonna melanostoma
tsingtao beer
ultimate unit
unit dyadic
vapor pressure chart
velamentous
vivelo
wheel barrow powered
wind velocity vector