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This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? On June 4th we told you about iron snowflakes on Mercury. Today we have some radical news about the atmosphere of Venus. Literally, a radical is a molecule that reacts e

发表于:2018-12-24 / 阅读(236) / 评论(0) 分类 Scientific American(六)月

LULU GARCIA-NAVARRO, HOST: It's summertime. And if you have a young kid, chances are they're covered in a film of sweat and dirt. It can be kind of gross. We went to New York Avenue Park in Washington, D.C., and asked parents how comfortable they are

发表于:2019-01-16 / 阅读(217) / 评论(0) 分类 2017年NPR美国国家公共电台7月

They dive in, feet first, tasting food with sensors on their feet. Once they've selected a mouthful, they'd salivate over it, eat it, then regurgitate it to break down any chance. They then suck up the foul soup they've made with their spongy mouth p

发表于:2019-01-22 / 阅读(199) / 评论(0) 分类 自然百科2013年

Juanita: Hey, where have you been? I was going to invite you to lunch, but you werent at your desk. Bill: I was at a training. Juanita: What was it on? Bill: Office hygiene. Juanita: Hygiene? Youre kidding. Your office is pretty messy but I wouldnt s

发表于:2019-02-11 / 阅读(264) / 评论(0) 分类 地道美语播客
学英语单词
air priorities committee
air syringe
aldosterone
algoparesthesia
Alsunga
artreach
astrologian
auchenbach
auctioneer's
bale plucker
bank address system
Banson boiler
bone punch
bottom attack
carpinus carolinianas
Cerboli, I.
chain cable
chapeaus
character-deletion character
chiao fang ss?
chuck handle
collection expenditure
component failure impact analysis
cunt hair
Cynanchum giraldii
cytoplasmic island
database-independent
daunorubicins
decision-oriented task
decolonial
detenu
direct-entry terminal
echinocactus
efflux velocity
enclosed assembly
esroes
ethiopes
fission track dating
full-wave rectifying type x-ray apparatus
Gambians
growth pains
gusman
heat discharge
Hexham
hillbrooke
hold something in abhorrence
hydraulic setting mortar
identity operation
infringes upon
injector anode
jazzes up
KILLER APP
laboratory reliability test
Ladbrokes
laser scribing
law of average localization
Lens-Wet
Malaysian Mujahidin Group
maskre
mechanic model
nitrogen-use
obidoxime chlorides
occipit
octolasmis nierstraszi
ooduct
output area
output transfer
oversea commerce
parthenocytogamy
perfluorokerosene (PFK)
personal communicator
plastic-covereds
pokrovskite
principal genus
programme display
re-beating
regulating load generating set
return ratio
ribofuranosides
rokin
royalty oil
rural area
Santo Aleixo
Senegambia
setsayne
seventh heaven
squeeze-box
St.Petersburg Paradox
steatadenitis
strain screw
subject to mortgage
super refractory
superantigen
superposed yin
Taenia ovis
tolerable viscosity
transformation of payoff matrix
ulnar area
undisappointable
vent board
visceral sag
visual computing