音技术

This is Scientific American's 60-second Science. I'm Steve Mirsky. Got a minute? Can you name those notes? Probably not. Perhaps one in ten thousand speakers of European languages has perfect pitch - the ability to recognize a note without having hea

发表于:2018-12-24 / 阅读(56) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-second Science. I'm Karen Hopkin. If you ever got picked on in the schoolyard, you might have wished for some sort of superpower, like unbeatable speed or maybe just the ability to completely disappear. Now scientists

发表于:2018-12-24 / 阅读(54) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Every year, scores of manatees are killed by boats in Floridas waters. Their plight is an ecological concern. And everyone from marine biologists to Marg

发表于:2019-01-08 / 阅读(47) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-second Science. I'm Karen Hopkin. This will just take a minute. Hybrid cars are good for the environment, but scientists say that they might be bad for pedestrians. Because hybrids are so quiet that can be hard for wa

发表于:2019-01-08 / 阅读(50) / 评论(0) 分类 Scientific American(五)月

Country Music Ladies Put Men in Their Place American country music lyrics often describe women as they might appear in mens dreams. This is especially true of songs by many male artists. But the songs by Maddie Marlow and Tae Dye are different. The t

发表于:2019-01-12 / 阅读(45) / 评论(0) 分类 2015年VOA慢速英语(九)月

通知与确认 Acknowledgments Confirmations 通知对方接到来信Acknowledging receipt of letters1. Dear Mr/Ms,Thank you for your letter No. A-3 of 6th May, offeringus 6 UI-4 Viewdatas. We have passed it on to ourTechnical Department for their c

发表于:2019-02-06 / 阅读(93) / 评论(0) 分类 实用英语
学英语单词
abstract packing
age of electricity
all-industries
amphi-permeability
amundsen-scott
ancient mariner
atmosphere equipment
Balistab
Biarum
calthrop
Camellia xylocarpa
casomorphines
chrysocreatinine
coathooks
complex dielectric constant
computer aided management
counteract
craigmillers
Darwha
dense fluid physical mechanics gas
design section
digital synthesis
dissimulations
electron beam energy
enchelyurus kraussii
esparcets
family Uranoscopidae
fissionlike
Fucus siliquosus
hard-luck
hardwall cyc
hazard plot
heat map
home-times
icicle lights
impulse springmake
integrated management function
ionization processes
ironmans
iws(international wool secretarist)
kopriva
kunlun geosyncline
ladar scanning
lazy Kate
military cartography
mistura pectoralis
Muriel L.
musk-almond
namibias
neurospongioblastosis
Ngaraf
non relevant
non-verbal leak
nonnegnative set integer
on the internet
oxlips
parotid nerve
picturisation
pipe with
play-party
Polish sausages
polyxylene
pool of queue
post-totalitarian
pressure gauge tester
prime twins
put one over on
Puyun
quinin bisulfate
rabbyne
rastra
reeman
remem-ber
removal of engine
retarding travel
rubbing test
running out of steam
s.f
seed spacing drill
settling solid
shuttle-box motion
silent agitators
single nozzle
slowche
smsosrsnsisnsgs-s
spectrometer
stage of ripple wave
standalone ACD
steerageway
stimulation by running water
striated surface
taiwanoserica variegata
the f - word
theomedrine
thermal hammer
titre of bacillus coli
trap settings control
triphosphate
tripterospermum hualienense
undamped oscillations
wee-bit
whistel