【军械】声监视

The US House of Representatives has narrowly voted to continue collecting data on US phone calls. Lawmakers rejected the amendment that would have blocked funding for the National Security Agency's program, which gathers details of every call made by

发表于:2018-12-19 / 阅读(89) / 评论(0) 分类 世界各地新闻集锦

When Pablo Panda Sandoval made history with 3 home runs in game one of the world series his head was probably buzzing. But when batters in chilly Detroit had the ball not quite right in the next couple of the nets, it will be their hands that buzzing

发表于:2018-12-24 / 阅读(89) / 评论(0) 分类 Scientific American(十)月

This is Scientific American's 60-second Science. I'm Steve Mirsky. Got a minute? Can you name those notes? Probably not. Perhaps one in ten thousand speakers of European languages has perfect pitch - the ability to recognize a note without having hea

发表于:2018-12-24 / 阅读(89) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-second Science. I'm Karen Hopkin. If you ever got picked on in the schoolyard, you might have wished for some sort of superpower, like unbeatable speed or maybe just the ability to completely disappear. Now scientists

发表于:2018-12-24 / 阅读(90) / 评论(0) 分类 Scientific American(五)月

Scientists analyzed around 2,500 of those calls, and found that the second part (sound) is nearly identical in pitch every time from each whale: 16 hertz, or four octaves below middle C. And the slight variations in frequency that do exist are only a

发表于:2019-01-02 / 阅读(122) / 评论(0) 分类 60秒科学

Hybrid cars are good for the environment. But scientists say that they might be bad for pedestrians. Because hybrids are so quiet, it can be hard for walkers to hear them until its too late. Listen to this. [quiet car sound] Thats a Toyota Prius mov

发表于:2019-01-02 / 阅读(139) / 评论(0) 分类 60秒科学

Can you name those notes? Probably notperhaps one in 10,000 speakers of European languages has perfect pitch, the ability to recognize a note without having heard any reference note first. But theres a much better chance you could successfully name

发表于:2019-01-02 / 阅读(119) / 评论(0) 分类 60秒科学

If you ever got picked on in the schoolyard, you might have wished for some sort of superpower: like unbeatable speed or maybe just the ability to completely disappear. Now scientists at the College of Wooster in Ohio say that you might have had a s

发表于:2019-01-02 / 阅读(138) / 评论(0) 分类 60秒科学

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Every year, scores of manatees are killed by boats in Floridas waters. Their plight is an ecological concern. And everyone from marine biologists to Marg

发表于:2019-01-08 / 阅读(94) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-second Science. I'm Karen Hopkin. This will just take a minute. Hybrid cars are good for the environment, but scientists say that they might be bad for pedestrians. Because hybrids are so quiet that can be hard for wa

发表于:2019-01-08 / 阅读(99) / 评论(0) 分类 Scientific American(五)月

We humans are pretty good at communicating with sounds other than words. But how much of this is hard-wired, and how much do we pick up from others? To find out, researchers recorded the nonverbal sounds of people born deaf, as they responded to a ra

发表于:2019-01-08 / 阅读(94) / 评论(0) 分类 Scientific American(十一)月

Blue whales off the California coast make calls that, sped up 10 times, sound like (sound of two-part call). The original is a wall-rattling frequency too low for us to hear. Scientists analyzed around 2,500 of those calls, and found that the second

发表于:2019-01-08 / 阅读(77) / 评论(0) 分类 Scientific American(八)月

Country Music Ladies Put Men in Their Place American country music lyrics often describe women as they might appear in mens dreams. This is especially true of songs by many male artists. But the songs by Maddie Marlow and Tae Dye are different. The t

发表于:2019-01-12 / 阅读(100) / 评论(0) 分类 2015年VOA慢速英语(九)月

By Alisha Ryu Nairobi 18 November 2009 A U.S.-flagged container ship which was hijacked by Somali pirates seven months ago has been attacked again off the coast of Somalia. Pirates were unsuccessful in their second attempt to hijack the Maersk Alaba

发表于:2019-01-14 / 阅读(112) / 评论(0) 分类 VOA标准英语2009年(十一月)

Boston Bombing Sparks Surveillance Camera Debate The FBI released color surveillance camera footage of the Boston bombing suspects three days after the attacks took place. The video shows two men walking with rucksacks moments before the explosions.

发表于:2019-01-14 / 阅读(79) / 评论(0) 分类 VOA标准英语2013年(四月)

The Tiangong-2 space lab, though adopting the structure of Tiangong-1 without too many changes in appearance, has been designed to function much stronger than its predecessor. Zhu Congpeng, chief designer of the lab, says they've focused on a variety

发表于:2019-01-19 / 阅读(98) / 评论(0) 分类 2016CRI中国国际广播电台

通知与确认 Acknowledgments Confirmations 通知对方接到来信Acknowledging receipt of letters1. Dear Mr/Ms,Thank you for your letter No. A-3 of 6th May, offeringus 6 UI-4 Viewdatas. We have passed it on to ourTechnical Department for their c

发表于:2019-02-06 / 阅读(133) / 评论(0) 分类 实用英语

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(107) / 评论(0) 分类 英语新闻

Chinas State Internet Information Office has just published an Americas Global Surveillance Record, a few days after the governments announcement that it would increase security checks for computer hardware and services. The Record is drafted by the

发表于:2019-02-18 / 阅读(116) / 评论(0) 分类 CCTV9英语新闻2014年05月

WASHINGTON, Jan. 2 (Xinhua) -- The U.S. military is set to deploy a powerful surveillance system in Afghanistan(阿富汗) this winter that wires wide angle aerial images directly to combat troops(部队), media reports said Sunday. The Washingto

发表于:2019-02-18 / 阅读(133) / 评论(0) 分类 英语新闻
学英语单词
advanced wastewater treatment
aloxide bearing
Anthelvet
antidyspeptics
anzia hypoleucoides mull arg.
apathete
Arthrochin
association for student teaching
bamboulas
bien pensant
biethiol
central trunk terminal
chewing-rasping mouth parts
chub package
cibazol
collective routing indicator
COM printer
compiler operating system relationship
COPTEC
corelation
cosmopolitanisms
craftist
cross-domain network manager session
cyclostasis
decompactifies
deoxycortisone
dermond
dibenzyl ether
discount technique
dissolvest
Doulougou
Druk-Yul
dyah
echo attenuation
Edenized
emoline oil
EOKA
event trace
five-to-four
fixed interest stock
flexural failure
genus Phlebotomus
Hall-effect device
hobgood
hucing
i thessalonianss
incultivated
innocent purchase
kinetoscopia
Kramatorsk
krantz
loadage
Magong City
Mahebourg
make a movie
marasmius erythropus
media audit
mental pseudopregnancy
mightest
Misamis
modioliformis
moise killer
moral futurism
Mořkov
mutawas
netslang
nipponaphis machili
nonmilitant
nonreptiles
nut-castellating machine
paderaite
Paleogene period
polylecithal
quotidianly
radiosonde commutator
radix nasi
reaction accelerator
red spider
reserve for discounts
retee
salinised
scear
schimanin
selling and administrative expense analysis charged to cost
sheards
spatial price equilibrium
specific mode
Steer with a large helm!
synteny
System Application Architecture
thoreon
ticket availability
titanium(iii) chloride
towing astern
transverse shape
Tuberculum jugulare
undecried
varicorhinus barbatulus
vexful
viscosity method
water resources development planning
Whitworth