机信号分析技术

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(66) / 评论(0) 分类 Scientific American(二)月

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(359) / 评论(0) 分类 2017年VOA慢速英语(六)月

DNA analysis is a staple of crime scenesand crime shows, like HBO's The Night of or the old standby, CSI: We just need to get this to the DNA lab, confirm it's the victim's blood. And then, case closed. And it's not just for crime: DNA sequencing als

发表于:2019-01-20 / 阅读(72) / 评论(0) 分类 2016年Scientific American(九)月

By Carol Pearson Washington 08 January 2008 New technology makes surgery safer, shortens recovery time and leaves no scars. Both physicians and patients are pleased with the results. VOA's Carol Pearson has more. Maria Viruet recently had her gallbla

发表于:2019-01-31 / 阅读(73) / 评论(0) 分类 VOA标准英语2008年(一月)

Researchers at Boston University have identified a kind of genetic signature in people who are likely to live to age 100 or older. The technique may also help doctors predict whether you're likely to get a disease, decades before the symptoms show up

发表于:2019-02-03 / 阅读(54) / 评论(0) 分类 VOA标准英语2010年(七)月

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver handle the situation, we wondered. Straight-faced,

发表于:2019-02-03 / 阅读(66) / 评论(0) 分类 趣味英语
学英语单词
a step ahead
absconding defendant
agroforestrial geology
aleph-naught
azmure
batching roller
Bathyran
be computed and taxed separately
beatch
binary sort tree
Cape porcupines
capsula glandulae thyreoideae
carry-lookahead
character-coded verb
Chinese Society of Landscape Architecture
co-nationals
collapsible drum coiler
combattencie
commeal
constant employment
cordeau detonator
Cornwall Peninsula
cytheras
destructive test(ing)
developed
differentiation and intergration
dioxocarb
double double iron sheet
eau-de-vie de miel
ebroin
ectotrophic symbiosis
elevator bail
endodontist
extrajunctional receptor
fieriest
Findon haddock
fore castle deck
fun-loving
general purpose oscilloscope
glass-plate
goaltendings
gram method
gringo
hexamylese
hydremic
in situ testing
interlinked leakage
Kippens
kirsti
KT (keyboard transmitter)
line up with sb
lowcut
luggage hold
microwarmstage
mite-borne typhus
moire measuring microscope
moon dial
MWSA
neighborhood averaging
nfip
non-trivial ring
on the backs of
option box
ormosia (ormosia) arisanensis
ozone bleaching
Paranari
pawars
Polyaziridine
quibinary
raviol
rejoneo
reliability stress analysis
Republic of France Navy
retimbered
risk control measure
rotatum
rules of fair practice
salty water
sensitive, level-
shebaa
show bizs
sorbition
streetlife
subcollection
THHM
Tifosyl
time firing device
Tungsto-powellite
underfishes
ungreedy
unlivery
Upton Castle
urrysone
vaguebook
verocytotoxigenic
visual aesthetics
water-quenched
Wiesel, Elie Eliezer
Wilson, Teddy
wind-shield washer
yawing amplitude
Zemblak