海底回音声纳

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发表于:2018-11-27 / 阅读(289) / 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(152) / 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(100) / 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(189) / 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(97) / 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(64) / 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(63) / 评论(0) 分类 侏罗纪搏击俱乐部

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(120) / 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(106) / 评论(0) 分类 健康与环境

英语中与智慧有关的习语十分普遍,了解它们对于提高我们的英语水平很有帮助。下面就是一些常见的相关习语。 1. An ounce of prevention is worth a pound of cure. 直译为一盎司的预防胜过一英镑的治疗

发表于:2019-01-08 / 阅读(81) / 评论(0) 分类 实用英语

[0:0]orchestra管弦乐队 [0:10.4906]orderly ore organ organic整齐的,有秩序的 矿石 器官,机构 有机的,有机物的 [0:48.4921]organization organize origin original团体,组织,机构 组织,使有条理 起源,来源 起初的,原来的 [1:39.9129]ounce outcome outer outlet盎司

发表于:2019-01-16 / 阅读(180) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

1) This is not necessarily the case, however. 2) We want to keep up with the times. 3) Good intentions alone are not enough. 4) It was indeed the case. 5) But modern research has found that this is not so. 6) But it is now thought that this in not so

发表于:2019-01-17 / 阅读(73) / 评论(0) 分类 考研英语

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(190) / 评论(0) 分类 60秒科学

The price of gold edged above a record $1,500 an ounce on Tuesday as investors(投资者) looked for an alternative to the U.S. dollar. The price of gold has risen 31 percent in the last year. It shattered the psychological barrier at $1,500.50 b

发表于:2019-02-03 / 阅读(80) / 评论(0) 分类 英语新闻

1. 开业 Opening of new business Dear Mr. / Ms, We have opened at the above address a sales office for our products here in New York. We employ a staff of consultants and a well-trained service department which makes routine checks on all

发表于:2019-02-04 / 阅读(82) / 评论(0) 分类 英语作文

Gold bugs are among the only smiling investors these days. Prices have jumped 6% this year to $1,127 an ounce. That makes gold the best performing commodity and one of the only major assets to post a sizable gain in 2016. 金甲虫 (指黄金投资者

发表于:2019-02-05 / 阅读(277) / 评论(0) 分类 英语新闻

A man of words and not of deeds is like a garden full of weeds. 光说空话不做事,犹如花园光长刺。 A man without money is no man at all. 一分钱难倒英雄汉。 A merry heart goes all the way. 心旷神怡,事事顺利。 A miss i

发表于:2019-02-06 / 阅读(71) / 评论(0) 分类 实用英语

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(94) / 评论(0) 分类 新西兰英语

g. gram 克;公分 G.A.;G/A General Average 共同海损(保险用语) gal. gallon 加仑 gds. goods 货物 gm gram 克;公分 G.M.Q. Good Merchantable Quality 上好可销品质 gr. gross 总的;全体的;毛的(重量) gr.;grm. gram 克;公分 grs.

发表于:2019-02-18 / 阅读(135) / 评论(0) 分类 实用英语

今天我们要学的词是carry-on items。 我们听听《华盛顿邮报》报导里的这句话:Up to four ounces of nonprescription liquid medications are permitted as carry-on items,意思是乘客可以随身携带四盎司液体的非处方

发表于:2019-02-24 / 阅读(135) / 评论(0) 分类 学个词
学英语单词
all-in-service station
anemoside
anti-aeration plate
arrive at a discount
bartonias
be in convulsions
Belt Channel
bene esse
bold as a lion
bopster
carry coals
coding television picture
commensurate with international standards
convergent filtration
Cupidlike
cussler
daggar
demands
Dennstaedtia punctilobula
dipole reflector
disconnect rod
dissipation interaction
dry painting
effective signal
environment ecology
explosive gas indicator
gangen
genus helianthuss
Getxo
give sb. one's good honour
globular cementite
gripple
Hazen and Williams' formula
heat movement
hemp gasket
IACAC
idol worshiper
Ikeda,Hayato
immigrant vein
inconfinable
indoor bushing
isotropic indicatrix
Jennifer Lopez
JNACC
jump r.
Kempt, L.
long axis of mesentery
loose condition
lymphocryptoviral
magnetic heads
Moorish capital
n-nitrosomethylurea
no-oil-supply
nsss
one-commodity model
orange salad
Orco, Fiume
outdoor power house
Philasterina
pleiochasial
pollution of herbicide
potty-chair
pressostat
Prinivil
pulsating bending fatigue strength
quasi-hydrodynamic lubrication
quillwort
racing-car
rare earth deposits
red-wine
reservoir flood routing
rotaviral
sadiron
Schizozygine
scream blue murder
sewage disposal pump
soren aabye kierkegaards
source of local materials
space charge zone
spatial variable
spine chiller
sprote
stressed collar
sulfonylation
Sēdik'a
T-bank position control loop
televillages
temporary hearing defect
tetrazyl hydrazine
tgd
think out aloud
This is January
turn of expressions
United Nations High Commission for Refugees
upper end of evaporator
usnea florida
very long range (vlr)
wartworm
water-laden
weighing system
whin
wipes up