蓬莱小头虻

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

10-4 Police Codes Losing Favor If youve ever seen an American police show on TV or in the movies, youve seen a dispatcher or an officer on patrol communicate using so-called ten-codes. These are shorthand codes that have different meanings. The most

发表于:2019-01-14 / 阅读(49) / 评论(0) 分类 VOA标准英语2012年(二月)

ARI SHAPIRO, HOST: The state of Florida has some of the nation's toughest building codes - at least most of the state. The rules are less stringent in the panhandle. That's where Mexico Beach is, and that's where Hurricane Michael made landfall with

发表于:2019-01-17 / 阅读(47) / 评论(0) 分类 2018年NPR美国国家公共电台10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
学英语单词
AC drive rig
acceptable reliability
acute bulbar polioencephalitis
adding-storage register
amy tan
aspella anceps
assembly trolley rail
associative memory match
baryonium
beely
beltcourse
berzon
cable joint
carmo
Chandera
choroidcarcinoma
clothes shop
coastal zone development
competing risk
coupeau
crystallize out from solution
cytharopsis butonensis
deep mourning
diazonium salts
difference correlation
end/end
energy occurrence
ex-love
first moments
flap-shaped incision
freemale
frequency fall
genie is out of the bottle
godkid
ground truth
gun lobbies
HIHA
Hilmarton
human rights movement
hydroxyamphetamine hydrobromide
hypoprolanemia
inanimadvertence
incommodous
inflict upon
intermixingly
legal ontology
Lempav
Lovell, Sir (Alfred Charles) Bernard
Malay Archipelago
melindas
metacharacter
minor enterprise
modelisation
Myǒngsang-ri
o.c.
ollenhauer
overflow coefficient
Phyllanthus leptoclados
plumingware
point per value
police
potato dehydrator
problem-centered
proton moment
radial green belt
ramona
register ratio
sabre-toothed
salvor
sewage sludge drying bed
sex ratio
something-like
spouting hot spring
stellite cutting tool
stoop to something
subjectest
subordinate complement
subsistent
sugar ether
superheavy part
syndrome of cold in both superficies and interior
tailpipe augmentor
Teilhardsaurus
tellurious
the mood
thermal analysor
thermal shock fracture
thornhills
thulia
tight money policy
tonitro cirrus
transportable transmitter
tropic cyclonic rainfall
under-reported
unmercantile
unpurses
valerianaceaes
varnishing machine
webfeet
wrap text
yoctoteslas