高空红外传感器系统

Voice 1 Thank you for joining us for Spotlight! Im Ryan Geertsma. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Fires like this

发表于:2018-12-19 / 阅读(164) / 评论(0) 分类 环球英语 Spotlight

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi

发表于:2018-12-24 / 阅读(178) / 评论(0) 分类 Scientific American(十二)月

One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. They're incredibly sensitive. They beat any of the synthetic counterparts, even the most expensive semicond

发表于:2018-12-24 / 阅读(166) / 评论(0) 分类 2017年Scientific American(二)月

In 1940, North American Aviation designed the legendary P-51 Mustang in response to the British need for a high-performance fighter aircraft. The Mustang featured the most advanced laminar flow wing and a ducted cooling radiator positioned under the

发表于:2018-12-30 / 阅读(223) / 评论(0) 分类 国家地理2007年

Very roomy. For a single-seat fighter it's spacious. Plenty of room to lay out stuff we carry with us. The nose is cut and you won't see any perpendicular surfaces go around. The four probes in the front are not machine guns. And they are not hologra

发表于:2018-12-30 / 阅读(165) / 评论(0) 分类 国家地理2007年

Why Does Altitude Cause Headache? Mountain climbers face many dangers as they brave the cold winds and icy slopes and jagged cliffs of the peaks they climb. But one of the most serious dangers they face is all in their headsliterally. Why does altitu

发表于:2018-12-31 / 阅读(152) / 评论(0) 分类 英语听力文摘 English Digest

May: Oh, Mom, do you know where the liquid soap is? Mom: Right here, in that beautiful bottle. Push the button, you'll get it. May: Oh, Mom, you can use the wipe. It smells sweet. Mom: That's OK. I prefer the hand-dryer. Oh, where is the switch? May:

发表于:2018-12-31 / 阅读(178) / 评论(0) 分类 英语大赢家下册

Captain, you wanted to see me? 上尉,你找我 Dai tells me that you're doing a fair job of taking over for Scott. He did? 戴告诉我你在找人接手斯科特的工作。是吗 I can only hope he's right. 我只能希望他是对的 We think t

发表于:2019-01-01 / 阅读(176) / 评论(0) 分类 陨落星辰第二季

Two pilots recently set a new altitude world record for gliders. A glider is an aircraft that does not have an engine. They are pulled into the air by powered airplanes and then released. They are designed to ride warm, rising air to gain altitude. T

发表于:2019-01-03 / 阅读(289) / 评论(0) 分类 2017年VOA慢速英语(九)月

在宾馆的洗手间里,妈妈和阿美碰到一些小问题,干手器坏了。到底怎么解决呢? Listen Read Learn May: Oh, Mom, do you know where the liquid soap is? Mom: Right here, in that beautiful bottle. Push the button, you'll get it. May: Oh, Mom, you can use the w

发表于:2019-01-11 / 阅读(179) / 评论(0) 分类 英语口语大赢家

Hearing Aid Common in Europe Turns Up Volume in US More than 10 percent of Americans have some form of hearing loss. Even with a hearing aid, deciphering sounds in places like airports, theaters and places of worship can be tough. However, a not-so-n

发表于:2019-01-13 / 阅读(174) / 评论(0) 分类 VOA标准英语2011年(十二月)

U-2 Spy Plane Still Flying High One of the oldest planes the United States Air Force still flies is used to carry out some of America's most sensitive and critical missions. Whether it's aiding NATO troops in Afghanistan, providing surveillance over

发表于:2019-01-13 / 阅读(153) / 评论(0) 分类 VOA标准英语2011年(十二月)

There was a day, about 10 years ago, when I asked a friend to hold a baby dinosaur robot upside down. 大概10年前的一天,我让一个朋友头朝下地握持一个小恐龙机器人。 It was this toy called a Pleo that I had ordered, and I wa

发表于:2019-01-16 / 阅读(188) / 评论(0) 分类 TED演讲科技篇

Remember joysticks? Those old things you used to control your game characters? Microsoft is hoping that youll forget all about them this winter. Earlier this month, it unleashed Kinect, a controller-free motion-gaming device for the Xbox 360 console.

发表于:2019-01-19 / 阅读(141) / 评论(0) 分类 中英双语新闻

By David McAlary Washington 12 July 2006 Astronaut Mike Fossum (on arm)installs the International Space Station's railcar-like mobile transporter U.S. space shuttle astronauts are on their third spacewalk since Saturday, this time to practice method

发表于:2019-02-03 / 阅读(263) / 评论(0) 分类 2006年VOA标准英语(七月)

When you're out shopping it can sometimes feel like you're always stuck at the end of the longest line. 外出购物,总免不了碰上排队这个老大难问题:长长的队伍似乎总排不完。 Shoppers know this age-old dilemma all to well

发表于:2019-02-06 / 阅读(145) / 评论(0) 分类 阅读空间

World-Class Runners Flock to Kenyan Town Lornah Kiplagat is a Kenyan-born athlete who has won marathons throughout the world and holds several world records. She and her husband Pieter founded the High Altitude Training Center in Iten, Kenya, after r

发表于:2019-02-12 / 阅读(211) / 评论(0) 分类 VOA标准英语2012年(二月)

Sudden snowfall earlier this week blocked a national highway in Xinjiang Uygur Autonomous Region. The local traffic control department worked nearly 20 hours to clear the snow, and traffic in the area has now returned to normal. The snow started arou

发表于:2019-02-18 / 阅读(170) / 评论(0) 分类 cctv9英语新闻2015年

Voice 1 Thank you for joining us for Spotlight! Im Ryan Geertsma. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Fires like this

发表于:2019-03-04 / 阅读(200) / 评论(0) 分类 环球英语 Spotlight

年底啦,如果你在计划过年去哪儿玩或是明年的出国游,不如看看权威旅游刊物Lonely Planet推荐的2017年十大旅游目的国!这些地方,好玩儿、人少、又不贵!跟Jenny, Spencer一起体验吧! 关键词:

发表于:2019-03-05 / 阅读(175) / 评论(0) 分类 美国文化脱口秀
学英语单词
Aitken's tonic pill
anesthesiophore radical
application of linear programming
ar rastan (er rastan)
background signals
backwoods
Beckmann thermometer
Before and at the Beginning of the Voyage
bendirs
betton
bitchingest
black-arched moth
bohanon
bright dip
by-pass leakage
carruthers l.
compuphone
conspicuous consumer
court decisions
critically ill patients
derandomises
Dip.Ed.,Dip Ed
disequalibrium
dust-cap
filter up
fitspiration
floating aileron linkage arrangement
floozie
fracture micromechanics
full diluted earning per share
genus stellarias
get next to someone
gillieron
Guilford
gyrothyraceae
humus layer
hydrogen transportase
impastations
intergraph
interneural spine
isomorphic representation
jolliet
kaagen (kaagoy)
Kohila
lapsing
lateropulsions
leading-in
Leu3p
lignasol
local base level of erosion
lutefisk
LVO
machorro
Metspecific aminopeptidase
midmore
monophonic signal
monu
mucocellular
multiple-species
neuropathways
nonshallow
Nusratiye
operation controlled by extraction
overnoising
Phalp
potential emergency
power on/off button
praias
prsc
PWL
radio navigational device
restricted landing area mark
right opening two speed sliding door
road-widening
ruminations
saturated core reactor
segreagted ballast tank protectively located
self-aggrandising
separation of waybill from shipment
seseria formosana
signaling devices
Siu Sai Wan
sneezing sickness
Sovietising
SSU
Stellaria arenaria
sugar coating
talleyrand-perigords
tear duct
Tenrikyo
tigrolysis
time to crest of switching impulse
transcendentalness
trial inspection
troad
tropeolin O
underwater laser
var. omentum lienale
welding-arc voltage
wild jalap
winterness
Yamāsūr