盐麸叶

Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra

发表于:2018-12-05 / 阅读(62) / 评论(0) 分类 国家地理2008年

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

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

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

Transcript for Reference Only --chunshan The infrared astronomical satellite, now celebrating its 25th anniversary, gave us the first all sky view of our dusty infrared universe. Floating above the galactic center is the Rho Ophiuchi Cloud, about 400

发表于:2019-02-26 / 阅读(147) / 评论(0) 分类 自然百科2008年
学英语单词
a plump lie
abortivenesses
absinthismus
Aconitum tatsienense
acquisition debt
androcentric
angular backlash
annora
ash basicity
balloon stability
bedrobes
behavior therapist
bothriospermoides
bradycardic
brake control rheostat
burneys
butalgil
ceased and deferred project
central storage unit
chawarma
Cherepanovo
chrysanthemum coronariums
circular transverse frame
Clifford trust
cold repair
conditional sales contract
counter-current induced draft cooling tower
cremaster(muscle)
current tax system
cyclical change
Dawwah
dehydroxylated
dickholes
discoloured clay
dromi
enthalpy thickness
EXENAME
fascia triangularis abdominis
fauntroy
featherwoods
flash section
g?ksu nehri
generalized absorption coefficient
gentium
Haworth 2, Sir Walter Norman
hghr
high moorland
human geography of china
ICDR
intercalated nucleus
international companies
issue placement
Keimoes
killable
legation
lowash
macrostachya
Maid of Orleans
mallet finger deformity
measuring bench
microvermicular
Middlebourne
Morsains
muskone
nein
overlapping orbitals
Pantalgine
passive adaption
perispermum
perissodactyle (animal)
Persicogenin
PIBW
pintle nozzle matching parts
pladarosis
pushing me around
radix zedoariae
rate of freezing
roughing pump
scuffe
scuttling
scythian lambs
sonic threshold
spot-kick
square channel tile
synagrops belluss
synthetic polymer
tally-roll
terminal preferences
to give way
torsion force
trade gaps
transfer price in competitive market
unrespecting
value-destruction
verduns
vitree
wilful evasion
winding sheet
Winkogo
without pretension
wonne
zero buret