红外摇感技术

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(121) / 评论(0) 分类 Scientific American(二)月

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(111) / 评论(0) 分类 Scientific American(九)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(124) / 评论(0) 分类 60秒科学

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(415) / 评论(0) 分类 2017年VOA慢速英语(六)月

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(101) / 评论(0) 分类 英语新闻

By Marianne Kearney Jakarta 07 February 2008 A remote village in the central highlands of Indonesia's Papua province is now better connected to the outside world because of a new radio station. Marianne Kearney has more from Jakarta. Until three mont

发表于:2019-01-08 / 阅读(148) / 评论(0) 分类 VOA常速英语2008年(二月)

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver

发表于:2019-01-11 / 阅读(174) / 评论(0) 分类 英汉幽默故事选读

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(83) / 评论(0) 分类 VOA标准英语2015年(九月)

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(123) / 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(98) / 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(105) / 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(110) / 评论(0) 分类 60秒科学

By Carol Pearson Washington 08 January 2008 New technology makes surgery safer, shortens recovery time and leaves no scars. Both physicians and patients are pleased with the results. VOA's Carol Pearson has more. Maria Viruet recently had her gallbla

发表于:2019-01-31 / 阅读(126) / 评论(0) 分类 VOA标准英语2008年(一月)

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver handle the situation, we wondered. Straight-faced,

发表于:2019-02-03 / 阅读(107) / 评论(0) 分类 趣味英语

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(118) / 评论(0) 分类 英文语法词汇

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(109) / 评论(0) 分类 英语新闻

知识点讲解: 1、中文意思一样 insist persist 2、两个词长得像 special specialty 3、长得像+中文意思一样 technique technology ① Technique 方法、技巧 Hes a great basketball player. He has flawless technique. 他是位很

发表于:2019-02-21 / 阅读(91) / 评论(0) 分类 每天三分钟学英语

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(149) / 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(163) / 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(151) / 评论(0) 分类 英文语法词汇
学英语单词
a battle of wits
a sure find
actinoid
agrometeorological forecasting
angle-shoots
basicoxite
bite and sup
blackboys
blow up sky high
blow-comb
braveries
bright enamels
brothera leana(sull.)c.mull.
cantilever aerotriangulation
chroma separation
coarse alignment
cockadoodledoo
comes to mind
corrected coefficient of determination
crossed dispersion of interference colours
dartres
denatured fuel
dikkop
drinking bird
drystones
electronic phase shifting apparatus
emergency key
emxes
epitonium gravieri
erco-ler
five in one
Foramen ethmoidale posterius
go the whole nine yards
goldie lock
governor compensating spring
grain refiner
ground-berry
growth by investment
Gulf Coastal Plain
H-transferase
having eyes for
Hebeloma
held fast
helmet-type diving apparatus
heterodyne-beat method
how to deal
hydrostatic drive system
in lure
in the bollocky
industrial logistics
Iret
iso-intensity curve
Izod impact tester
joint grease
labour skate
Laplace formula
lean on sb
literary piracy
locked-in capital gains
morehen
mpemba
non pecuniary
nonschizoid
normalized characteristic imped-ance
nosepile
NSV (nonautomatic self-verification)
numbered card
outboard screws
overall balance of foreign exchange
perradius
Piddle, River
piezoresistive transducer
polycaprolactam powder
precipitated barium sulphate
propheticalness
redfaces
restinguish
route extension
Rozhyshche
s.rep
self-steering microwave array
sginal curvature
shielded magneto
ship over
siouans
slash and burn cultivation
sodium camphorsulfonate
southern cypresses
speed-setting piston
spike hammer
statutory rules and orders
Staunton on Wye
surface-fed intermittent stream
synchronous pacing
take a licking and keep on ticking
trim marks
vapor cleaning
victorian morality
video frequency amplification
volatile covering
Wallichia mooreana
worldly concern