海冰遥感

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. This week, we will tell the latest about sea ice in the Arctic Ocean. We will also tell about an international competition involving so

发表于:2018-12-07 / 阅读(124) / 评论(0) 分类 VOA慢速英语2009年(十)月

发表于:2018-12-13 / 阅读(181) / 评论(0) 分类 Wee Sing Around the World

A new study has found that the Arctic's iconic polar bears are finding it harder to hunt for food due to melting sea ice caused by climate change, putting the species at a growing risk of extinction. Researchers from the United States Geological Surv

发表于:2018-12-24 / 阅读(179) / 评论(0) 分类 2018CRI中国国际广播电台

Every year, millions of monarch butterflies fly thousands of miles to alight in one specific forest in Mexico. How do they know what direction to flutter? Scientists had thought that an insect GPS system in their brains steered them in the right dire

发表于:2018-12-24 / 阅读(186) / 评论(0) 分类 Scientific American(九)月

Polar Bears Must Work Harder On Faster Sea Ice Treadmill奔跑吧!北极熊 Polar bears live on floating rafts of sea ice, hunting for seals. But in the Arctic Ocean north of Alaska, the cold polar wind constantly blows that ice from east to west. Wh

发表于:2018-12-24 / 阅读(150) / 评论(0) 分类 2017年Scientific American(四)月

Antennae Key to Butterfly Navigation A study in the journal Science shows that monarch butterflies' sun-related directional sensing is governed by antennae, not the brain. Cynthia Graber reports Every year, millions of monarch butterflies fly thousan

发表于:2019-01-02 / 阅读(184) / 评论(0) 分类 60秒科学

The inventor whose device enabled people to watch TV without ever having to get up to change the channel has died. Eugene Polley, who developed the first wireless television remote control, was 96-years-old when he died Sunday in Chicago. Polley was

发表于:2019-01-08 / 阅读(181) / 评论(0) 分类 英语新闻

Navigation, 3-D Printing in Sensing Technology Lead to New Apps LOS ANGELES 3-D printing, high-speed navigation and a magic mirror are some of the technologies that have come from new computer chips with advanced spatial sensing. Technology startups

发表于:2019-01-14 / 阅读(157) / 评论(0) 分类 VOA标准英语2015年(九月)

ELISE HU, HOST: The world's oceans are rising up about eight inches on average over the past century. The seas are rising more in some places than others. As NPR's Christopher Joyce reports, scientists are beginning to predict where the rise will be

发表于:2019-01-16 / 阅读(154) / 评论(0) 分类 2017年NPR美国国家公共电台11月

It was Saturday morning, and Katie got up late. She finished her breakfast and suddenly remembered that The Amazing Journey was on television She did not normally watch a lot of TV she preferred to see 360 Degree animations on her mums crystal ball b

发表于:2019-01-18 / 阅读(191) / 评论(0) 分类 Children’s Stories-儿童故事集

On June 6, China published the first batch of photos captured by Gaofen-1, China's first high-definition earth observation satellite. Those pictures will provide valuable information of natural condition and disaster prevention. Li Dong has the detai

发表于:2019-01-19 / 阅读(159) / 评论(0) 分类 世界各地新闻集锦

The most ambitious of these studies is the Stonehenge Hidden Landscapes Project, led by experts from Birmingham University And Ludwig Boltzmann Institute in Austria.-As people walk over the Stonehenge landscape, they are aware of Stonehenge. They may

发表于:2019-01-23 / 阅读(180) / 评论(0) 分类 探索与发现2015年

Leptin is a hormone made by fat cells that tells you when youre full. If you didnt have leptinand some people dontyoud eat too way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kids bo

发表于:2019-01-30 / 阅读(186) / 评论(0) 分类 60秒科学

plateau n. (上升后的)稳定水平(或时期、状态) plug n.塞子 pockmarked adj.有麻点的 polar adj.两极的 pole n.极 porous adj.多孔渗水的 portable adj.轻便的 pose v.形成

发表于:2019-02-06 / 阅读(194) / 评论(0) 分类 英文语法词汇

BEIJING, Jan. 22 (Xinhua) -- Floating ice in northeast China's Liaodong Bay has expanded following a cold snap that has driven sea temperatures down for the last two days, maritime weather forecasters said Tuesday. The National Marine Environmental F

发表于:2019-02-06 / 阅读(161) / 评论(0) 分类 英语新闻

NE China to set up two drone bases for marine surveillance SHENYANG, Oct. 20 (Xinhua) -- Two drone bases will be established in northeast China's Liaoning Province for real time surveillance on coastal waters, local authorities said Saturday. One of

发表于:2019-02-08 / 阅读(199) / 评论(0) 分类 英语新闻

LULU GARCIA-NAVARRO, HOST: People who grew up in the Arctic have seen dramatic effects - the dramatic effects of climate change during their lifetimes. One example - the northernmost town in the United States used to have a coastline that was edged w

发表于:2019-02-21 / 阅读(166) / 评论(0) 分类 2018年NPR美国国家公共电台12月

And the final thing is, again just to reiterate that there's this practical part, 最后,只是再一次重申,这个研究的实际应用方面, and so we've made these anti-quorum sensing molecules that are being developed as new kinds of the

发表于:2019-03-04 / 阅读(226) / 评论(0) 分类 TED演讲教育篇

Why this is interesting is because in the past decade we have found that this is not just some anomaly of this ridiculous, 这个发现之所以有趣,是因为在过去十年间,我们发现这种现象不只局限在这种古怪的、 glow-in-t

发表于:2019-03-04 / 阅读(243) / 评论(0) 分类 TED演讲教育篇

近日,我国首颗商用遥感卫星成功发射。这颗备受瞩目的星星都具备哪些功能?它的升空具有什么意义?在实现人们飞天梦的同时,它又能为我们的生活带来怎样的便利呢? 请看相关报道:

发表于:2019-03-11 / 阅读(226) / 评论(0) 分类 英文语法词汇
学英语单词
-metric,-metrical
agroinfiltration
all cotton fabric
amenity
ampayr
anguid lizard
as far as applicable
astucity
basdolin
be fed up
benedettas
bilkoes
biology of protein
Bizhanabad
Central Highland
China Polish Joint Stock Shipping Company
chrononauts
coast survey
comparative test block
conchoecetes intermedius
coupsticks
damages caused by the seller's fault
David Hubel
deoxyuridine monophosphate
dibromoanthranilic acid
disorganizations
drive spindle
exhaust pulse scavenging
extreme value distributions
fatal accident frequency rate
fellow members
figure poem
forwarders
Goole
Grandchamp
ground-nuts
half-armour
halfangel
Helen Newington Wills
helicopter deck indicating light
hemp-fibred plaster finishing coat
hingeless
Hispanisms
holding in the sale of commodities
holstering
hyatt
interdictively
interference relay
Ivanchug
know something by heart
koror (oreor) i.
kortum
lemgruber
line join
linking duality
lipomelanic reticulosis
loss reserves
malamuds
mantomycin
mercury nitride
methyl carbazole
MFMs
micro raman spectroscopy
Mkuranga
modier
Montalegre
montuna
mount bellew bridge
naphthalene heptachloride
nitrogen narcosis
non-isothermal jet
nonproducer
npc-classification
ofdaw
oil capacitor
onset of monsoon
owe someone one
phaxas hanleyi
power-house superstructure block
preductivity
probability logic
program development time
protractor muscle
radiosounding system
rental contract
rer
rigid chain
Rubus playfairianus
Saskatonian
scare story
Semistrong-form efficiency
sex role stereotypes
small-fruited fig tree
stratigraphically
sub-underwriting contract
temptableness
titivating
torminous
United Artists
unprintable character
Valparaiso University
weighable