音标:[step ˈsəʊˌnɑ:] ;
步距式声呐

[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(57) / 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(145) / 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(53) / 评论(0) 分类 Scientific American(十一)月

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(69) / 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(59) / 评论(0) 分类 健康与环境

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(45) / 评论(0) 分类 新西兰英语
学英语单词
Abū Qīr, Khalīj
acetylglutamide
acrosomal phase
advertising media
attitude study
augured
authorized interpretation
baggage allowances
ballisticss
beeswax candle
BISDN
bombilate
brye
bye packet
call to quarters
cara i.
carnivoracity
cash contribution
Chamb.
Chapalagana
check and hand over
cobaltous oxychromate
compensationmethod
consentual
contemporant
crews
Cryptocur
demodulator oscillator
dickcheeses
draft moulded
electric hydraulic brake
family Lauraceae
fault state range
floor joists
fresh liquid BCG vaccine
geometric property of section
gray-purple
horizontal coil plate
Huhehot
hyperelement
impoverished material
indexed object
James Howard Meredith
laugh down
letter-strings
longitudinal tendon
Lundin Links
mail storage chute
maintain with
memory pool
microsubroutine
multidimensional integral
Nagagami
naoto
nature resonance
net loss account
normokalemia
nucleosin
orthoglossy
outsailing
parafango
podoconiosis
proton rigidity
pseu-dothermal light
queen mary's cushion
resonance apparatus
rhabditis strongyloides
rhyta
right division algorithm
rules of adjudication
sarich
sashing
Scat.
senadas
separation attitude
serial hand taps
shape-righting
sharp-pointed
Singaradja
Sinospirifer sinensis
soft-starter
special tank
spiroatoms
splitting short exact sequence
spring-tooth cultivator
starn
Stein, Gertrude
stoichiometry
stratified regression estimate
sunshelter
targeting pod
the underprivileged
thiotepa
three field system
topside rake
total chlorine residue
Totsu-kawa
tv-column
Ukta
ultrafine particle
Waiharara
waste-treatment