n. 西藏冬青

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(178) / 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(199) / 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(183) / 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(210) / 评论(0) 分类 万物简史
学英语单词
-dar
addendas
Allium sativum
amplitude modulation communication system
AMSI
amuseth
anal spine
anamoured
antipalus kochi
arithmetic problem
arypiglottic
beckon with
Bence Jones cylinders
blind corner
buoyancy force
camponotus rothneyi tainvanae
causativize
cell shading
cellulated
chemical defence
cuttingedge
cysthemorrhagia
deerhood
diamond point burr
diazotizations
digitating
dumping controlled
edge-grained
element occurrence rank
empyema pleurae
family Stromateidae
frequency-programming system
future progressive tenses
goatweed
I shudder to think
income tax on profit
interclutch
invisible stitch
iron-haematoxylin
isoptins
It's showtime!
knuckling line slipway
Lagdo
Lawit, Gunong
lead-rubber gloves
line span
LYNEF
make one's excuses
marjoram oil
market transparency
meladoes
Mendes
mesodermal maintenance
modus operandum
naval gunfire operations center
noctiluca miliariss
nortestosterones
occupation licence
orange toasts
oxygen surplus
parabola mass-spectrography
paragonites
patched
Perxid
phase indicator balancing control
pikeblennies
planer knife sharpener
plowest
Polypodium barometz L.
qualitative representation
quench detector
random function
rangitoto
scour side
Shadehill
signs and wonders
Siluroidea
sing a song
soft solid materials
sparks fly
sprouting tree
square bands machine
steady-state boundary condition
supercritical range
taikanite
tarah
temperature coefficient of frequency
torque rod end pin
total loss only insurance
trade creditor
Trilliaceae
underwater working station
unevener
variable field
Weber fraction
westrup
worden
yellow star-thistle
Yevpatoria
yiwuensis
yzen
zero beat region