斜度序列

This is IN THE NEWS in VOA Special English. Demonstrators marching Saturday from the Danish parliament in the center of Copenhagen to the site of the climate change conference In Copenhagen, Denmark, the United Nations Climate Change Conference opene

发表于:2018-12-01 / 阅读(192) / 评论(0) 分类 VOA慢速英语2009年(十二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its the time of year to take a look backand thats just what the journal Science did as they listed their most important breakthroughs of 2008. At the v

发表于:2018-12-02 / 阅读(192) / 评论(0) 分类 Scientific American(十二)月

图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh

发表于:2018-12-07 / 阅读(184) / 评论(0) 分类 数学英语

By George Dwyer Washington 29 April 2008 Every year millions of unwanted dogs and cats in the U.S. are brought to animal shelters, where the hope is that they will be adopted. The reality is that about half of them will be euthanized, because there a

发表于:2018-12-08 / 阅读(145) / 评论(0) 分类 VOA常速英语2008年(四月)

By Brian Padden Jakarta 29 September 2009 People view victims of massive flooding in suburban Quezon City, north of Manila, 29 Sep 2009 Philippine authorities say that 240 people have died in the floods caused by Tropical Storm Ketsana but that numb

发表于:2018-12-16 / 阅读(107) / 评论(0) 分类 VOA标准英语2009年(九月)

Causes and solutions remain in dispute Michael Bowman | Washington, DC 01 December 2009 Droughts, floods, hurricanes, typhoons, retreating glaciers, and melting polar ice caps are just some of the occurrences scientists say are becoming more common a

发表于:2018-12-16 / 阅读(126) / 评论(0) 分类 VOA标准英语2009年(十二月)

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(243) / 评论(0) 分类 Scientific American(十)月

Describing Order and Sequence Patrick: Okay, your first task is to put all of these files in order. Maya: Wow, there must be hundreds of files in this storeroom. How am I supposed to organize them? Patrick: Create a basic filing system. Put things in

发表于:2018-12-27 / 阅读(187) / 评论(0) 分类 2014年ESL之商务英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(211) / 评论(0) 分类 Scientific American(八)月

Group of Eight leaders in Japan set a goal to cut global carbon emissions by at least half by 2050. Developing countries say rich nations have to take the lead. Transcript of radio broadcast: 11 July 2008 This is IN THE NEWS in VOA Special English.

发表于:2019-01-11 / 阅读(158) / 评论(0) 分类 VOA慢速英语2008年(七)月

By Phil Mercer Sydney 05 October 2007 Australia's main scientific research agency says it has produced the most accurate projections of climate change ever made - and the outlook is not good for Australia. Phil Mercer reports from Sydney, where the g

发表于:2019-01-11 / 阅读(144) / 评论(0) 分类 2007年VOA常速英语(十月)

By Jordan Davis Dakar 30 October 2006 More than 100 cyclists from around the world are pedaling their way across Burkina Faso this week in the 20th annual Tour de Faso. Burkinabes are passionate for the event. Cyclists on the road In the capital Oua

发表于:2019-01-12 / 阅读(197) / 评论(0) 分类 2006年VOA标准英语(十月)

With three days remaining at the Copenhagen climate talks, India's government is expressing its disappointment with the proposals put forth so far. Steve Herman | New Delhi 16 December 2009 Indian Foreign Secretary Nirupama Rao (file photo) Officials

发表于:2019-01-13 / 阅读(195) / 评论(0) 分类 VOA标准英语2009年(十二月)

GUY RAZ, HOST: So when it comes to rethinking education, sure, more inspired curricula could help and, of course, so could better technology. And, of course, flipping the classroom structure could be transformational. But what about when school is th

发表于:2019-01-16 / 阅读(174) / 评论(0) 分类 2017年NPR美国国家公共电台8月

By Nico Colombant Bamako, Mali 02 May 2006 watch Mali Recycling report Mali's capital, Bamako, faces a worsening recycling problem, with bottles and plastic bags becoming more popular -- and more poll

发表于:2019-01-20 / 阅读(202) / 评论(0) 分类 2006年VOA标准英语(五月)

By Kate Woodsome Hong Kong 26 November 2007 Developing countries are likely to be among those suffering the most from the extreme weather conditions linked to global warming. At the upcoming United Nations Climate Change Conference in Indonesia, expe

发表于:2019-01-31 / 阅读(140) / 评论(0) 分类 VOA常速英语2007年(十一月)

As climate negotiators meet in Copenhagen, Denmark, many scientists say that farmers around the world will have to adjust to more extreme temperatures, droughts and floods as a result of global warming. But in the United States, the nation's largest

发表于:2019-02-03 / 阅读(162) / 评论(0) 分类 VOA标准英语2009年(十二月)

Listen to the schedule of a business trip. Fill in numbers l-8 to point out the sequence of the schedule. I'm leaving for Milan on the 7th of June. l'II arrive there on the 8th evening at about 7:OOpm. Then, l'II take a shuttle bus to the hotel. On t

发表于:2019-02-17 / 阅读(161) / 评论(0) 分类 英语听力练习题

Listen to the dialogues and write the correct sequence of l-6 as mentioned in the dialogues. A:How do I search books from the computer? B:First, key in your PIN number. Then, it goes to the Library's Homepage. Then, you can choose any way you want to

发表于:2019-02-17 / 阅读(138) / 评论(0) 分类 英语听力练习题

Thank you for being here,Fareed.Nice to have you on the show. 多谢你抽空前来 法里德 很高兴你能来上节目 Let's get started first with your background.I do think I know a lot about you. 首先聊聊你的背景 我觉得我很了解你

发表于:2019-02-23 / 阅读(191) / 评论(0) 分类 柯南脱口秀
学英语单词
access fees
advocates-general
Aesopian
air break circuit breakers
ALGOL-like block structure
atmospheric explorer (ae)
auxiliary power unit system
Ballymakeery
bellcores
belt plow
blowdown-indraft wind tunnel
blue vitriod
Cabrales
ceraginous
company's stopcock
compression bonding
computer assisted language instruction
contract of partnership
cross country flight
cross-vault
Dangote
dehorney
devilhopper
diaphragm pressure span
dysaphis (pomaphis) plantaginea
ego-psychology
estimater
false-killer whale
feed circuit
feelingly
fresh-water drilling fluid
gabarones
gehres
genus camptosoruss
gray spot
Gwadaram
heleidae dermatitis
hose hanger
increase decrease accounting method
infant
infrared colorithermometer
inhibited
intergranular failure
jenson
jointly managed device
kintra
legacy device
lodberry
Loss-of-income insurance
Ludwigslust
magnetocircular dichroism
main trysail vang
makin' waves
meteorologic teleprinter network
muscular position
N-acetyl-o-acetylneuraminate
office call
oil product
Percy Aldridge Grainger
placks
polyglutamates
polygons
Puentenansa
pulsed krypton lamp
puppy-dog
recommendatory annotation
reduction to the sea-level
restarter
riddlelike
Saussurea alatipes
secondary decision
self evident
silicate classification
simple cycle gas turbine engine
smoke-and-mirrors
solemniss
speechmodulation
ST_changing-and-not-changing_replacing-and-exchanging
sternwheel
subscription ratio
synchrotron aperture
taboo channels
tape gauge
tapered bar conductor
technological esthetics
ticker tape parade
total noise of centrifuge
trans-generational
transfer of payment
turn heads
unfrozen river
unsymmetric dimethyl hydrazine
v-neckline
verticillatum
walewise
war of
westwardmost
wire-rope hempwicking grease
working current
Xylaria polymorpha
Zeravshan
zone of polarizing activity