海底反射声纳

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

Bounce 歌手:Sarah Connor [verse 1] I ain't gonna take this no more Bounce baby out the door Get up and move Don't make me act a fool Just bounce baby out the door Bounce baby out the door I ain't gonna take this no more Bounce baby out the door G

发表于:2019-01-08 / 阅读(38) / 评论(0) 分类 好听的英文歌曲

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
absolute time
adjustment for cutting height
angle of twist per unit length of shaft
antisynchronization
as chance would have it
atomic action
axoneure
Bence bodies
bettina
bewetting
carbon steel gas welding rod
caskade
Chibchan
civilliability insurance
conjugate velocity vector
contextuality
continuous variable dynamic system
contra-insular
cost of disposal
countersupply
crapefish
criminal investigation
current potential
cyclodiene insecticide
dab line
decyl chloride
deminishes
denudational
differential U tube
dog point
Drexel University
dunkerton
Dworshak Res.
edematous laryngitis
Elephanta I.
error correction codes
espanto
Eugenia chequen
facies urethralis penis
fats dominoes
fling mud at someone
future contract
galvanized iron square boat nail
gaugings
greenhartin
hawkfishes
heat-operated refrigeration
high altitude hypertension
i-eled
insatiable hunger
inside diameter of vessel
internal conditions
invariant cone
ISMHC
jacketed evaporator
jungkook
kill valve
laser amplifier bandwidth
laser-induced fusion
Lithodidae
lyric song
midgap work function
non return foot valve
out-turn sheet
oxiroses
performance of work
peroxidase-conjugated
polarization electric field
pre-established limit
probability occurrence
qursh
reeving thimble
register on
registered inspector
rejuvenalia
rickety-rackety
rotten beet
rusticuss
sandwich method
seethes
segment table look aside buffer
seroflocculation
service test model
slitting shears
sludge-freezing plant
somatomdins
somatosplanchnic angle
some people
st.andrews
static focus
sterilization machine
subject to the law
symmetrizable kernels
tabia
Ten Broecke chart
transmission electron microscope
triacanthus
tung oil tree
ureteropyeloneostomy
ureterostomosis
voluntary nervous system
while schema