氯溴化银乳剂

Paul Rothemund正在编写一种特殊的「密码」以使DNA能自己排列成星形、笑脸及其他图案。您会为之感到震惊,但您所看到的只是分子自我排列组合的小型表演,它实际上揭示了未来制造出各种东西

发表于:2018-12-09 / 阅读(88) / 评论(0) 分类 TED公开课:头脑游戏

Marlboro is the worlds largest selling brand of cigarettes. It is made by the Philip Morris Company, originally a London-based cigarette maker. Philip Morris named the cigarette after the location of the companys first factory in Londons Great Marlbo

发表于:2019-01-01 / 阅读(88) / 评论(0) 分类 各大品牌英文介绍

Writer Dorothy West: Last Living Member of Harlem Renaissance Written by Doreen Baingana (MUSIC) VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the Special English Program, PEOPLE IN AMERICA. Every week, we tell about a person w

发表于:2019-01-02 / 阅读(92) / 评论(0) 分类 名人轶事

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(113) / 评论(0) 分类 午后咖啡

DEVELOPMENT REPORT – December 23, 2002: Heifer International By Jill Moss This is the VOA Special English Development Report. One of the biggest problems in developing countries is hunger. An organi

发表于:2019-01-02 / 阅读(122) / 评论(0) 分类 农业与发展

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(412) / 评论(0) 分类 2017年VOA慢速英语(六)月

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(139) / 评论(0) 分类 农业与发展

PEOPLE IN AMERICA - May 12, 2002: Dorothy West By Doreen Baingana VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the Special English Program, PEOPLE IN AMERICA. Every week, we te

发表于:2019-01-07 / 阅读(160) / 评论(0) 分类 People in America

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(111) / 评论(0) 分类 VOA2003(下)-环境与健康

Undocumented Syrian Refugees Suffer Deprivation UmSteif Aysa al Fadil, a Syrian mother of eight, gathers khubays, a leafy green vegetable, on the scrap of land she now inhabits outside Kilis in southern Turkey. This plant, which she will boil and fee

发表于:2019-01-14 / 阅读(86) / 评论(0) 分类 VOA标准英语2013年(三月)

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: Anu Garg, creator of the A.Word.A.Day Web site and author of a new book called Another Word A Day: An All-New Romp Through Some of the Most Unusual and Intriguing Words in English

发表于:2019-01-18 / 阅读(123) / 评论(0) 分类 英语单词大师-Word Master

On the eighth tee, Dannys cell phone rang just as Roy was getting ready to hit the ball. Roy hit another bad shot. He glared at Danny. Danny looked at him again. Im a doctor, Roy. Im on call for emergencies. What if your great granddaughter was in a

发表于:2019-01-27 / 阅读(93) / 评论(0) 分类 365个英语简短小故事

If he says one more thing to me, Im going to hit him, Roy thought. Roy was thinking about Danny, a fellow golfer he had just met today. Danny was a successful orthopedist, 60 years old and quite overweight. Roy was a retired Army officer, 80 and wiry

发表于:2019-01-27 / 阅读(119) / 评论(0) 分类 365个英语简短小故事

AGRICULTURE REPORT - Cover Crops By Mario Ritter Broadcast: Tuesday, March 23, 2004 This is Steve Ember with the VOA Special English Agriculture Report. The idea to grow a crop that improves the land

发表于:2019-01-30 / 阅读(114) / 评论(0) 分类 农业与发展

By Lisa Schlein Geneva 11 April 2007 The International Committee of the Red Cross says the suffering of civilians in Iraq is worsening. In a new report called Civilians Without Protection: The Ever-Worsening Crisis in Iraq , the Red Cross focusses on

发表于:2019-01-31 / 阅读(150) / 评论(0) 分类 2007年VOA标准英语(四月)

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(157) / 评论(0) 分类 英语新闻

GQ magazine is marking the 10th anniversary with its annual Man of the Year issue. And this year, there are three separate covers, one featuring actor Vince Vaughn, another with popular recording arti

发表于:2019-02-07 / 阅读(113) / 评论(0) 分类 访谈录

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(179) / 评论(0) 分类 VOA标准英语2010年(一月)

RABAT, Dec. 26 (Xinhua) -- The Moroccan national team coach Rachid Taoussi announced Wednesday the squad for the finals of the African Cup of Nations (ACN-2013) in South Africa from January 19 to February 10. Taoussi left out Queens Park Rangers forw

发表于:2019-02-08 / 阅读(135) / 评论(0) 分类 英语新闻

The International Organization for Migration says about 1,000 Moroccan migrants who came to Italy with the promise of seasonal work, are living in squalid conditions on abandoned farms. IOM says the migrants were lured to Italy with false promises o

发表于:2019-02-12 / 阅读(85) / 评论(0) 分类 VOA标准英语2009年(八月)
学英语单词
afterdripping
all-bank account
ammonium fertilizer
arse up
artsedge
attache cases
automatogen
axial-flow impeller
balancing control totals
ballgag
barrister counsul
base composition
blow molder
broach for circular hole
cachexial fever
capital rental value of soil
caridoid
chestpads
chromium magnet steel
concrete silo
direct steelmaking
divest sb of sth
dobrof
dressing downs
drop stone
duty to provide support
effectively calculable function
equilibrium moisture content of wood
fanfan
gas breaker for coal combination
general delivery
geomorphological structure
gettins
guadaloupe
Gussenbauer's clamp
hand operated valve
have a fit
heat value
hemispheral
infrared bonding
inventoryitem
jujube tincture
koufman
macroesthesia
Maemul-to
maximum wave
mowntance
multilevel modeling structure
mundify
muscularity
Musculus obliquus inferior
nardello
Nerpich'ye, Ozero
OAW
omnivorous fishes
operator control language
parameter association
pars us
photonovel
pintail
poor efficiency
Pork-Barrel Politics
porosification
Prazine
pressurizer discharge line
principal shock
property speculation
Quinne
rana brevipoda porosa tokyo
reforestizes
rejected sequence
relatively complemented
remote maintenance
Rentweinsdorf
Rhadinopsylla
rhenium dioxide
rope-marking
sactipeptides
secret ink
sedar
Sedum microsepalum
shg
simon the canaanites
slive
Sphingobacteriaceae
spot trading
stabilized oscillator
staff adjuster
thermal check
three-models
tightly-coupled system
tom cats
touch a string
transaction authority markup language
triangulation supported method
trichadenotecnum sexpunctatum
trophic adaptation
valerian fluidextract
vena portaes
verrou
waiver of privilege
warfares