三棱栎

As you've probably experienced firsthand, some mosquito species have a real taste for warm, human blood. So much so that if you raise them on it the lab, they'll accept no substitute. Fortunately, I don't get major reactions at all. Brad Main is a mo

发表于:2018-12-24 / 阅读(63) / 评论(0) 分类 2016年Scientific American(九)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin, this will just take a minute. Anyone whos ever cut up an onion knows that some smells can actually be painful. Now, researchers from Baltimore and Denver are closer to understanding why

发表于:2019-01-08 / 阅读(80) / 评论(0) 分类 Scientific American(三)月

ROME, Dec. 3 (Xinhua) -- Italy lacks the necessary energy(能量,活力) and strength for an economic revival while unemployment and poverty are on the rise, warned a report issued Friday. The 44th edition of the Censis think tank social survey, the

发表于:2019-01-19 / 阅读(85) / 评论(0) 分类 英语新闻

In Africa's battle against malaria, two low-tech tacticsinsecticides and bed netshave done a decent job killing off mosquitoes. But it's mainly one species that's been affected. That's a species called Anopheles gambiae, sometimes called the African

发表于:2019-01-20 / 阅读(69) / 评论(0) 分类 2016年Scientific American(八)月

MILAN, March 17 (Xinhua) -- AC Milan head coach Massimiliano Allegri said Mario Balotelli is an excellent professional and is having the best chance to show his qualities. The former Manchester City striker arrived in January and bagged another brace

发表于:2019-02-02 / 阅读(106) / 评论(0) 分类 英语新闻

You might not think there would be that many people in the world prepared to devote lifetimes to the study of something so inescapably low key, 你或许会认为,世界上不会有多少人愿意花毕生的心血来研究那个不起眼儿的东西

发表于:2019-02-21 / 阅读(75) / 评论(0) 分类 万物简史
学英语单词
AC rectifying type round instrument
Agostino Di Duccio
angin-laut
aralia thomsoni seem.
arbitrary inference
backup circuit-breaker
bacterium carabiformis
be generous
be unequivocally established
bendjedid
blockage ratio
browsing
bumbameu boi (brazil)
carrier-pilot protection equipment
cavity of uterus
ceptions
chrysotherapies
cloud point titration
continuous battery still
controlled mine
Cook, C.
culture propagation
cursor disk
Dahre
dead reckoning tracer
dearmon
demand-deficient
diagnostic names
diddered
dirge
disk based minicomputer
dispose of without a licence
driving pulley
excavation of side wall at intervals
eyes-open
ferromagnetic particle
first slag
fluking
fulling stock
galena(galenite)
gas cleaning system
goettingen miniature pig
hosties
integrated tactical communications system
intermediate sight
inward rotator
kinked demand curve
landfill compactor
leutheusser-schnarrenberger
Leviglianite
light cold rolled sheet
lysarden
Malassez's method
Mandandi(Mussari)
megaselia (megaselia) brunnicans
mincer
Naphtuhim
Nares Str.
order issued
pachycholia
parade-goers
pin his ears back
pipe dented
pocket change
portable galvanometer
Potemkin village
pulp molding
referently
relative-viscosity
restrictive covenants
rivers of blood
rotten neck
safety pass
scutching drum
separated morphism
shallow chic
shicker
short range radiolocation system
slippery road
Smara
spiral water-turbine
subacute combined sclerosis
surface course
sweat off
tapered end rope
Tarring
terzo
thioate
thirty-two bit system
tlc plate
traverse gradient
Tudesco
Umët
under-officer
Unix beards
unpleasant odor
venae scrotales anteriores
wall joint
wallbuilders
worksite management
wroth money
xion