多波束声呐

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发表于:2018-11-27 / 阅读(422) / 评论(0) 分类 背诵为王第二册

The Supreme Court says it is going to review a lower court ruling protecting marine mammals from Navy sonar. NPRs Martin Kaste has more. For years, environmental groups have argued that the Navys high-intensity, submarine-tracking sonar can disorien

发表于:2018-12-02 / 阅读(269) / 评论(0) 分类 2008年NPR美国国家公共电台六月

[01:36.60]【铁 达 尼 号】 [02:18.36](Sonar Pings) [02:21.60]Man: 13 meters. You should see it. 距离13公尺,应该看得见了 [02:33.84](Sonar Pings) [02:38.52]Okay, take her up and over the bow rail. 越过船头的栏杆 [02:39.20](Over

发表于:2018-12-07 / 阅读(210) / 评论(0) 分类 听电影学英语—泰坦尼克号

Marine Biologists and volunteers in Key Largo are working to save the survivors of a group of dolphins that beached themselves last week in the Florida Keys. Invesigators are trying to determine if sonar from a nuclear-powered submarine played a role

发表于:2018-12-17 / 阅读(316) / 评论(0) 分类 2009年NPR美国国家公共电台7月

It really is rocket scienceresearchers are using huge x-ray scanners from NASA to understand how sonar might be affecting the hearing of large ocean mammals. These scanners are usually used to inspect the space shuttles solid fuel rockets. Navy sonar

发表于:2018-12-24 / 阅读(208) / 评论(0) 分类 Scientific American(十一)月

And they have the blemish both front and rear from a facet where the opposite tooth interlocked with it. 在牙齿前后的齿面都有缺陷就是与对面牙齿相交错的地方。 What happens is that the root is anchored well into the lower jaw.

发表于:2018-12-28 / 阅读(171) / 评论(0) 分类 侏罗纪搏击俱乐部

The sperm whale hits him dead in the centre of his body throwing the Megalodon's enormous weight in a tumble motion under the ocean. 抹香鲸结结实实地撞中它的身体中间,把巨齿鲨庞大的身躯撞得在海洋中翻滚。 The Megalod

发表于:2018-12-28 / 阅读(166) / 评论(0) 分类 侏罗纪搏击俱乐部

beam, [bi:m] n 大梁(建筑中用作支撑的木材、金属或石头);光柱;臀围;平衡木 【船】横梁; 船幅; 船舷 (秤)杆; (犁)柄; (锄)把; 卷轴; 横杆; 杠杆 (鹿角的)主干 (灯光、日光、月光等的)束, 道,

发表于:2018-12-30 / 阅读(205) / 评论(0) 分类 不择手段背单词

听广告学英语:RICHON Aficio Digital Multi-function System理光数码多功能系统 原文:Mary:Everybody calls me a multi-function secretary. One of her bosses (gives her a pad of paper):Mary, pick up this. Mary:Because I have to serve several bosses. Anothe

发表于:2019-01-02 / 阅读(347) / 评论(0) 分类 听广告学英语

ENVIRONMENT REPORT - November 22, 2002: Compromise on U.S. Navy Sonar By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. The United States Navy has agreed to temporarily limit testing

发表于:2019-01-02 / 阅读(222) / 评论(0) 分类 健康与环境

ENVIRONMENT REPORT – August 2, 2002: Navy Sonar and Ocean Animals By Caty Weaver This is the VOA Special English Environment Report. American officials have approved a plan for the United States Nav

发表于:2019-01-07 / 阅读(197) / 评论(0) 分类 健康与环境

Bob Beamon established himself as the favourite in the 1968 long jump by winning 22 of 23 meets in the pre-Olympic season. He almost met with disaster in the qualifying round. After fouling his first two attempts, he had only one try left. His teamma

发表于:2019-01-08 / 阅读(272) / 评论(0) 分类 英美文化

Multi-Site Megachurches Multiply in America Many young Evangelical Protestant Christians shun the expansive form of worship that drew their parents to so-called megachurches and opt instead for a more intimate religious experience. But one congregati

发表于:2019-01-14 / 阅读(266) / 评论(0) 分类 VOA标准英语2011年(十月)

Right on the beam To fly by the seat of his pants 美国英语当中有许多成语和俗语都和过去的历史有关系。例如,美国开拓西部的过程给美国语言增添了不少色彩。可

发表于:2019-01-14 / 阅读(306) / 评论(0) 分类 美国习惯用语

The new Race Relations Report 2007 shows that New Zealand is becoming more multi-cultural and we are also feeling more comfortable about immigrants from different ethnic backgrounds. Maoris represent about 15% of the population, Asians nearly 7% and

发表于:2019-01-20 / 阅读(242) / 评论(0) 分类 新西兰英语

NASA Scanner Offers Clues To Whale Hearing Researchers at UC San Diego and San Diego State University have imaged whale skulls in an attempt to determine the effects of sonar on whale hearing. Cynthia Graber reports It really is rocket scienceresearc

发表于:2019-01-30 / 阅读(345) / 评论(0) 分类 60秒科学

The proposal to have physicians practicing at multiple sites in China was conceived in 2009. It's regarded as a progressive move to meet the growing demand for medical treatment in rural areas. But while the idea might be sound in theory, it's expect

发表于:2019-02-09 / 阅读(283) / 评论(0) 分类 cctv9英语新闻2016年

Debris from the Rena has reached beaches in the Coromandel. There are bags of milk powder, plastic and rope on the beaches and broken containers. The sea around the Rena is white from broken bags of milk powder. There is also oil for about 3km around

发表于:2019-02-17 / 阅读(201) / 评论(0) 分类 新西兰英语

Its almost common for a video game nowadays to have several different endings depending on the players choices during gameplay. 眼下,电子游戏厂商们大都会根据玩家喜好在游戏中设置一系列开放式的结局。 Now, these multi

发表于:2019-02-21 / 阅读(265) / 评论(0) 分类 中英双语新闻

The proposal to have physicians practicing at multiple sites in China was conceived in 2009. It's regarded as a progressive move to meet the growing demand for medical treatment in rural areas. But while the idea might be sound in theory, it's expect

发表于:2019-02-25 / 阅读(250) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
acidulanting agent
alepole
Argences
arterio-venography
atomic hydrogen arc welding
atyids
be soppy on
beefsteak fungus
Bergenfield
Bergschenhoek
BL minimum charge
callback pay
can count
cephalothoracopagus disymmetros
clinid fish
continuous underpinning
corrosion testing of lubricating
crank extension
crustie
cyclic condensation
dagel
dawr
disjoint data set name
dog-fighting
dry cleaning solvent
Duisdorf
early reaction
elastic creep recovery
employee incentive
enspell
epitimesis
ergonomic mouse
eucommioside
extensible canopy
extract of podophyllum
factorial primes
garca
heartseeds
heighday
hippopotomonstrosesquippedaliophobia
horizontal cross brace
ignorance logic
informed on
inger
j.g.
kasza
kenneys
key module
L-dihydroxyphenylalanine
Leermens
lose countenance
low pressure center
low-expansion
manno
marine towage
meander terrace
microcationic titration
microperthite
misexplanations
Morinda officinalis
multiplexing class
Nesselröden
network scanning
ninjo
noncitizenship
oligoplasmatic
on earth
oncophorus wahlenbergii longisetus
ormeloxifene
paulis
perithecicole
photobomb
pittosporad
positive pedestal voltage
predestinative
prolate cycloids
Ramses IV
rewiping
rubber carpet
running stability
scale sth down
seismic cable
sheading
Shikine-jima
sing-kwa
single chamber liquid rocket engine
solubility curve
Sub fin. coct.
supertravels
surface layer of subgrade
tagged word
take precautionary measures against ...
tipless
top casting process
triplicate-ternate
Virginia chain fern
Virsbo
Waltair
warp pattern
waveform interference
worm pipe