橙斑拟丽卷蛾

1. Police say two people were killed and seven more wounded in a shooting during a wake in Kansas. Authorities say all the victims were adults with one victim in critical condition and as many as four others in serious condition. Police are looking

发表于:2018-12-15 / 阅读(219) / 评论(0) 分类 美联社新闻一分钟2009年(一)月

Hello to you, I'm Creshon Saunders at the CNN.com newsroom in Atlanta, here is a look at what's happening NOW IN THE NEWS. Sri Lanka's military says it has seized a key rebel stronghold forcing the separatist Tamil Tiger rebels out of their last mil

发表于:2018-12-20 / 阅读(139) / 评论(0) 分类 CNN2009年(一)月

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(186) / 评论(0) 分类 Scientific American(一)月

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(157) / 评论(0) 分类 医务英语

The first cuts of US beef with bones have arrived in South Korea since they were banned nearly five years ago. As VOA's Kurt Achin reports from Seoul, massive street protests over US beef have calmed, but anger over an import resumption deal remains

发表于:2019-01-13 / 阅读(165) / 评论(0) 分类 VOA标准英语2008年(七月)

Ahead of Kenyan Elections, Some Take Precautions Kenyans around the country are preparing for Mondays elections, and the possibility of violence afterward. Hip-hop artist Moroko Lenakore lives in Kibera, one of Nairobis largest slums, and a center of

发表于:2019-01-14 / 阅读(158) / 评论(0) 分类 VOA标准英语2013年(三月)

By Kurt Achin Seoul 02 October 2007 South Korean President Roh Moo-hyun received a personal, and unscheduled, greeting from North Korean leader Kim Jong Il in the North Korean capital. VOA's Kurt Achin in Seoul has more on the start of their summit m

发表于:2019-01-16 / 阅读(118) / 评论(0) 分类 2007年VOA常速英语(十月)

AILSA CHANG, HOST: Twenty-five years ago, it seemed all eyes were fixed on Waco. (SOUNDBITE OF TV SHOW, ABC WORLD NEWS TONIGHT) WALTER RODGERS: The federal agents came under heavy and sustained fire as they approached a ranch owned by Texas religious

发表于:2019-01-16 / 阅读(152) / 评论(0) 分类 2018年NPR美国国家公共电台1月

Februray 28th 1953 - In Britain scientists say they found the double helix structure of DNA. The molecule that contains the human gene, years later Frances Crick describes the discovery that he and fellow scientist James Watson made. Biological syste

发表于:2019-01-19 / 阅读(123) / 评论(0) 分类 历史上的今天-2011年

February 28th,1953In Britain, scientists say they found a double-helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological system

发表于:2019-01-19 / 阅读(151) / 评论(0) 分类 历史上的今天-2010年

Feb 28th, 1953, in Britain, scientists say and they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological sy

发表于:2019-01-19 / 阅读(117) / 评论(0) 分类 历史上的今天-2012年

Feb 28th, 1953, in Britain, scientists say they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological system

发表于:2019-01-19 / 阅读(126) / 评论(0) 分类 历史上的今天-2013年

February 28th, 1953, in Britain, scientists say and they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biologic

发表于:2019-01-19 / 阅读(145) / 评论(0) 分类 历史上的今天-2014年

Feb 28th, 1953, in Britain, scientists say and they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological sy

发表于:2019-01-19 / 阅读(117) / 评论(0) 分类 历史上的今天-2015年

By Nico Colombant Nzerekore, Guinea 05 February 2008 Health and aid workers in the west African country, Guinea, say they face many challenges to help victims of HIV / AIDS, mostly because of a lack of funding and inadequate information campaigns. Ni

发表于:2019-02-02 / 阅读(139) / 评论(0) 分类 VOA常速英语2008年(二月)

By Daniel Schearf Beijing 18 July 2007 Delegates from six nations have gathered in Beijing to negotiate a timetable for North Korea to declare and dismantle its nuclear programs. As Daniel Schearf reports from the Chinese capital, the meeting begins

发表于:2019-02-06 / 阅读(182) / 评论(0) 分类 2007年VOA标准英语(七月)

The State Department says the Bush administration is engaged in a careful study of North Korea's latest position on the six-party nuclear talks, as conveyed to a senior U.S. envoy late last week. VOA's David Gollust reports from the State Department

发表于:2019-02-07 / 阅读(120) / 评论(0) 分类 VOA标准英语2008年(十月)

By Kurt Achin Seoul 02 August 2007 Senior South Korean and U.S. officials say they have agreed to hold off on using military force to free 21 Korean hostages being held in Afghanistan. Taleban insurgents have already killed two of the hostages, and i

发表于:2019-02-07 / 阅读(157) / 评论(0) 分类 2007年VOA标准英语(八月)

本期内容: Nigerian Oshi Agabi has unveiled a computer based not on silicon but on mice neurons at the TEDGlobal conference in Tanzania. The system has been trained to recognize the smell of explosives and could be used to replace traditional ai

发表于:2019-02-10 / 阅读(125) / 评论(0) 分类 夏说英语新闻晨读

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(193) / 评论(0) 分类 万物简史
学英语单词
African Games
all-coach service
amblyseius largoensis
American extra fine thread
Aqshi
arithmetization of formal system
bacteriogenic agglutination
Barcin
Bromus intermedius
brown-nose
burdensome
by fumigation
capishes
center of gravity for compartments
ceramic fueled gas-cooled reactor
charge oneself with
chelseas
couch surfing
deoches
depth of parallelism
Edenic
electron tube rack
English roses
established procedure
evacuated tube
external idle time
finger licking good
firenzuola
flowerfilled
foreseeability
fungolichens
gats
genus gazanias
Glanzmann-Saland
glume tenacity
half a loaf
hearb
hemovolumetry
hrdrazine
inertial component
initial survey
intercoil insulation
interneron
jimmerson
labyrinth dust collector
lavendulite
leprous ulcer
liliaceous plants
Liliidae
Lowitt's bodies
manufacturer's rep
mechanical seals
media democracy
mekler
metallized paper condenser
metroten
millable
Miti, Pulau
model attributes of the cheque
modern sectors
moment of dipole
nebiolo
overextends
palefaces
perovskite catalyst
Pomatocalpa acuminatum
powder metallurgic forming machines
principle valenvy
proximity indicator
q-optimal discrete design
R.C. (reinforced concrete)
readers' advisory service
relative character
rmpa
roentgenolucent
rostral
Saxifraga taraktophylla
sbsys-s
secondary extra reflection
self acting drilling machine
sheet iron
solar period
spring base
start over
straight cock
syndrome of qi desertion
T&A
target span
the ancient
tsi
two-action trunk
undulatin current
Viesca
vokie
well-hiddens
werkbund
wet bottom producer
whee
when you fall in love
work placement
York-Antwerp rules