沙漏芋螺

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(146) / 评论(0) 分类 2016年Scientific American(九)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(168) / 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(146) / 评论(0) 分类 2016年Scientific American(八)月

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(162) / 评论(0) 分类 万物简史
学英语单词
abbreviated numbers
ad hominum
Allen's paradexic law
anaplosmosis
atypic
avalanche of ionization
bag pressure ratio
balewa
bentzel velocity tube
benzalcoumaranone
bivanes
blood brotherhoods
Buir Lake
cape horn fever
case of forgery of national currency
centrifugal-force tachometer
clinamens
coal pocket
communicating hydrocephaly
constant risk aversion
control and test
conveyor coal blocking transducer
cranks out
cricothyroid joint
cuminylamine
diaphyseal tuberculosis
dicier
directing jammer
disposable workers
dual clutch
eubanks
fatade
Filler arc welding
flat strainer
full wafer
fursellaran
galactic radio wave
gear eccentricity tester
governmental agreement
granular coherer
hemoglobin I
horizontal semicircular canal
hyperplane angle
in-twa
incident angle of the entering ray
institute for materials research
irregularity of pulse
Jewett, Frank Baldwin
juker
junk box
keep alive arc
ketembilla trees
land-revenue
lateral instability
leadenly
lifting speed of basket
line-at-a-time printer
Liskinskiy Rayon
local uniform convexity
magnitude scale
malabaricane
medallion man
midrapidity
miliary abscess
myoballs
nappers
NLMC
nutritional hypochromic anemia
oidium agrimoniae
outgage
overswim
Parsons,Elsie Clews
perforation density
portrait attachment
professordom
psychoneuroendocrinologist
resistance to plastic deformation
rhyne
rigid drag harrow
rotating viscometer vacuum gage
sacsahuaman
saturation scale
secretion pores
shop windows
singa bility
slow off the mark
soft x-rays
somatochrome
sounder Morse instrument
spectral response of image orthicon
standard horn
subradicating
summary of reinforcement
tension side
thenell
to right hand
troilist
Tuberculum conoideum
unstock
variable elements of semivariable costs
wedding photos
wolle