科学家的分层

BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. Im Bob Doughty. STEVE EMBER: And Im Steve Ember. This week, we will tell about North Americas monarch butterfly. We will tell about a British investigation of information stolen from c

发表于:2018-12-07 / 阅读(60) / 评论(0) 分类 2010年VOA慢速英语(四)月

SCIENCE IN THE NEWS - Scientists Search for the Lost City of Atlantis FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Today, we tell about efforts to find the lost city of Atlanti

发表于:2018-12-07 / 阅读(92) / 评论(0) 分类 2011年VOA慢速英语(四)月

Scientists have found living organisms trapped in crystals that could be 50,000 years old. The organisms were found in a hot, but beautiful cave system in Naica, Mexico. These ancient life forms can be seen only with a microscope. They are dormant, w

发表于:2018-12-07 / 阅读(138) / 评论(0) 分类 2017年VOA慢速英语(二)月

Scientists found a prehistoric ancestor of an arrow worm among a group of fossils at two national parks in Canada. The fossils were found in what is now British Columbia, but was once an ocean. The sea worm was 10 centimeters long and had 50 spines o

发表于:2019-01-02 / 阅读(79) / 评论(0) 分类 2017年VOA慢速英语(八)月

Have Scientists Discovered a Radio Space Shield? Space, it turns out, is not a very safe place for electronic devices. High-energy space particles can cause serious problems for satellites and electronic equipment, even on the Earths surface. These p

发表于:2019-01-03 / 阅读(99) / 评论(0) 分类 2017年VOA慢速英语(十一)月

Scientists have found that levels of a now-banned chemical are rising again in Earths atmosphere. The chemical is called CFC-11. It is the second most common kind of CFC, short for chlorofluorocarbon. Chlorofluorocarbons were once widely used in many

发表于:2019-01-03 / 阅读(112) / 评论(0) 分类 2018年VOA慢速英语(五)月

In 2017, European scientists plan to go on a very special space mission - landing on an asteroid. But why do they want to visit an asteroid and will there be space for Callum on the spacecraft?! 欧洲科学家计划于 2017 年进行一次航空任务 - 降落在小行

发表于:2019-01-07 / 阅读(86) / 评论(0) 分类 六分钟英语

SCIENCE IN THE NEWS - U.S. Scientists Find a Way to Create Embryonic Stem Cells With Adult Skin Cells By Cynthia Kirk, Nancy Steinbach, and Caty Weaver Broadcast: Tuesday, August 30, 2005 (MUSIC) VOIC

发表于:2019-01-11 / 阅读(90) / 评论(0) 分类 科技之光

AS IT IS 2013-06-19 Citizen Scientists to Help Map CO2 Gas Each red dot on this screen shot from the Ventus website represents a power plant Welcome to As It Is, the daily magazine show from VOA Learning English. Im Mario Ritter. A music video shot i

发表于:2019-01-12 / 阅读(80) / 评论(0) 分类 2013年VOA慢速英语(六)月

Scientists: Agriculture Major Player in Climate Change A team of scientists is urging that agriculture be a top priority in climate change negotiations, saying its vital for global food security and for reducing carbon emissions. The recommendations

发表于:2019-01-13 / 阅读(142) / 评论(0) 分类 VOA标准英语2012年(一月)

AILSA CHANG, HOST: Scientists recently made headlines when they announced they had figured out how to edit DNA in human embryos for the first time. This week, the scientists invited NPR health correspondent Rob Stein into their lab in Portland, Ore.,

发表于:2019-01-16 / 阅读(107) / 评论(0) 分类 2017年NPR美国国家公共电台8月

SCIENCE IN THE NEWS - American Scientists Estimate Future Weather Conditions in Africa By Jill Moss and Amanda Scott Broadcast: Tuesday, June 07, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, i

发表于:2019-01-30 / 阅读(98) / 评论(0) 分类 科技之光

HEALTH REPORT - Scientists Learn More About How Cancer Spreads By Cynthia Kirk Broadcast: Wednesday, December 14, 2005 I'm Faith Lapidus with the VOA Special English Health Report. Scientists have lea

发表于:2019-01-30 / 阅读(79) / 评论(0) 分类 健康与经济

BEIJING, July 26 (Xinhuanet) -- Hong Kong scientists announced that they had determined the idea of time travel is impossible by proving nothing can travel faster than the speed of light. The finding is contained in a study done by a research team fr

发表于:2019-02-06 / 阅读(96) / 评论(0) 分类 英语新闻

By Phil Mercer Sydney 20 February 2008 Scientists say they have taken an array of new marine species from the seabed off eastern Antarctica. They are warning, though, that climate change could soon make extinct many of the strange creatures they have

发表于:2019-02-06 / 阅读(97) / 评论(0) 分类 VOA常速英语2008年(二月)

BEIJING, Oct. 13 (Xinhuanet) -- Scientists have decoded the genome of Black Death which caused one of the worst plagues in human history. The finding was published Wednesday in the scientific journal Nature. A team of German, Canadian and American sc

发表于:2019-02-07 / 阅读(126) / 评论(0) 分类 英语新闻

Italian scientists protest against jail sentence over 2009 earthquake ROME, Oct. 23 (Xinhua) -- The Italian scientific community on Tuesday contested a court verdict over the deadly 2009 quake in the central city of L'Aquila, saying it set a damaging

发表于:2019-02-08 / 阅读(90) / 评论(0) 分类 英语新闻

Fermilab Scientists Testing Faster-Than-Light Neutrino Claims Scientists at the CERN physics laboratory in Geneva, Switzerland, claimed recently to have clocked a subatomic particle, known as a neutrino, traveling faster than the speed of light. If t

发表于:2019-02-12 / 阅读(267) / 评论(0) 分类 VOA标准英语2011年(十月)

Scientists Set Doomsday Clock to Two Minutes to Midnight Atomic scientists say the world is closer to complete destruction than at any time since the Cold War. The reasons include a renewed nuclear arms race, man-made climate change and state-support

发表于:2019-02-17 / 阅读(92) / 评论(0) 分类 2019年VOA慢速英语(一)月

BEIJING, Feb. 14 (Xinhua) -- China welcomes more foreign experts to conduct all-around scientific cooperation with the country, and supports Chinese scientists in overcoming major international scientific issues, State Councilor Liu Yandong said Tues

发表于:2019-02-18 / 阅读(68) / 评论(0) 分类 英语新闻
学英语单词
11-oxy-steroid
aeroflot
Akashic Records
aleukemia hemorrhagica
anti-depression
anti-drip
apicoalveolar
barbula arcuata
Boulby
breuel
brier-wood
bring something to the touch
claim letter
clonalities
cock of the wood
congenial
cornua superius
customs authority
cyclic shear
cylinder bolck
deceivableness
deck plan
dietary defect
Dionda
document entry subsystem
drive sampling
elena
face painter
fielder
flag-feather
floppy base
flow field visualization test
gassest
gender reassignment
gonnies
halftone picture
hedger
high limit of tolerance
Illinois Waterway
integrated optics (io) strip guide
interactive software
JAL
k-r
kanji utility
Laurel Grove
laying battery
loss of import duty risk
low-affinity
lubricating oil system
lubrication gap
Lucea
make on stranger of
metaclassifier
meteorologic instrument
microwave zone position indicator
monopolar cautery
multivalent repression
Nihongo
nuclear resonance thermometer
number seventeen
nutrient cycling
nutting truck
observation range
open-coils
order cost
out-of-balance force
overuniform
Peranakan
perxenic
picture output signal
piston flow
pooin'
post mortem time
Praesepe
pulsator jig
punkas
radicalno
recreative
Red Army man
reeling drum
reference orbit
repeated puncture
Sedlec Prčice
seguramente
semibilinear functional
shorter
single plunger plastic injection moulding machine
skales
speak the worst something
stuporous depression
symbology
tacca integrifolia ker-gawl
the product of
tricholimnas sylvestris
tuning fork wristwatch
two doors down
universal control automation
universologists
unsubstantiated hypothesis
visceromegaly
wait_flags
zero phase sequence-relay