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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(49) / 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
'ammer
absolute promise
Achebe, Chinua
adhesive eggs
Ahel
amnphora
analysis of spectrum
anastrangalia hirayamai
antiatom
antibody heterogeneity
arterin
ashqelon (migdal gad)
aulacomnium turgidum (wahlenb.)schwaegr.
Bartter syndrome
beryllium oxide thermoluminescent dosimeter
Bliksvær
breakdown time
brether
built-in standard transformation procedure
capital risk
chauvinist
color-picture rate
Commonwealth income tax
corrugated plate intercepter
corticosteroid withdrawal syndrome
counterattack ad
cycle code
dashboard mounted radiator
debugging mode
digital data-processing equipment (ddpe)
disabled-led
DLTS
dondi
double magnetic circuit
dubiousness
E-3
education-finance
field research
fimbriocele
Fischer-Tropsch catalytic process
give sb a heads up
glass fiber tape
Gold, Thomas
greatgrandfathers
igks
impulse stimulation
indution
jenga
Jäderfors
Kenneth David Kaunda
kintails
knu
kriel
Leptodiridae
magnetic-core counter
mass parabola
mercuriate
microscopical technique
microseismic
midwatch
minor keys
misologia
Mo.
nationa
nh3 maser
non return flap
nonpest
notch-bar impact test
one-way road
onion fly
Penygroes
per'idot'ic
phosphate-schultenite
platinic pyrophosphate
polyemia
program execution services
pseudolite
purkinje's corpuscles
quality-assurances
quick-change chuck
reactor water passage
Robinvale
ruch
rvolutionnaire
sexual harassments
shoeblacks
Sintuists
slaughterhall
stalagmoid
Symplocarpus foetidus Nutt.
systemic grammar
technical trial
thirty days notice
tidal gage
udder circumference
uniphase
user calalog
vagin? tendinum digitales pedis
vertical multi-speed motor
workspace register
yaltopyas
your guys's