气体发生量管

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Creationists often publish lists of a few dozen scientists who doubt Darwin. So in 2003, the National Center for Science Education put together a list of 200 scientist

发表于:2018-12-24 / 阅读(62) / 评论(0) 分类 Scientific American(二)月

I learnt all about evolution when I was about ten years old. I remember it clearly. I thought it was amazing. My mind was full of images of strange creatures crawling out of a green, soupy lake. Fish that had somehow developed legs and the ability to

发表于:2018-12-26 / 阅读(43) / 评论(0) 分类 纯正英语一分钟

Broadcast: Feb 13, 2003 Demand for electricity is growing in Mexico, but the state-owned oil company, known as Pemex, is reducing the amount of natural gas it can provide for electrical generation. Th

发表于:2019-01-03 / 阅读(72) / 评论(0) 分类 VOA2003(上)-国际时讯

SCIENCE IN THE NEWS - Evolution and Intelligent Design By Jill Moss Broadcast: Tuesday, March 15, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Sarah Long. VOICE TWO

发表于:2019-01-04 / 阅读(53) / 评论(0) 分类 科技之光

We usually think of evolution as something that happens over eons, in remote places where people rarely venture. Not something that happens around the backyard birdfeeder in just a few decades. But a study in the journal Current Biology suggests that

发表于:2019-01-08 / 阅读(45) / 评论(0) 分类 Scientific American(十二)月

Multi-media website explores human evolution Rosanne Skirble | Washington, DC 07 May 2010 'What's Hot in Human Origins' keeps you up-to-date on recent studies and research in the field. The human origins website at www.humanorgins.si.edu poses the ag

发表于:2019-02-02 / 阅读(41) / 评论(0) 分类 VOA标准英语2010年(五)月
学英语单词
2E4MZ
accountant's return
acoustical board
affricke bird
andre ampere
antishielding factor
approach trestle
around the Horn
awms
baculliform
bed form roughness
binary digital signal stream
bulbshaped
Caribou County
character property
Chatroulette
Chusovoy
civilian-based
collection of bill
combustibility test
confocal cones
cowkeepers
culdoscopy
dahi
Dainichi-gawa
data transferring
DBLIB
dc discharge
deliver the goods
denervate
divinesse
electric hoister
eudicotyledon
faith-community
fewsty
flow-monitoring device
gain the character of
gittinsite
haliichthys taeniophorus
health professional
hydatid tumor
I don't believe it!
impedimetry
inherited disease
jean-auguste-dominique
kakimoto
land of dead
leading ship
leishmanial
LVEDC
lyndonville
magnetic card code
manufacturing overhead budget variance
meat juice
mercuric cyanide
middle meningeal veins
mige
Miliusa tenuistipitata
misconstruable
moving armature loudspeaker
mycovellosiella paulowniicola
N-alpha-Benzoyl-DL-arginine-4-nitroanilide
nitric acid-magnesium sulfate tests
nod out
Nārkanda
O gauge
obeysand
optical data disk
organic salts
osmosis
out symbol
oxygen cleaned valve
personological
pettier
pflueger
piston ring side clearance
pitot loss
plexus thyreoideus saperior
precocity theory (darlington 1930)
public security sector
quid-pro-quo
relatively interior
selling points
short stroke steam engine
sight glass with nozzle
sitcomish
sulfurlike
sum rules
synchronizing signal compression
take ... home
test sedimentation
tetragonocalamus quadrangularis nakai
the 'f' word
the religious
turbine brake
two-dimensional graph
ubtao
underdealings
Velbe
venerableness
wattless component of the current
well-siteds