台湾草鳗

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

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(116) / 评论(0) 分类 英语新闻

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(87) / 评论(0) 分类 VOA标准英语2010年(一月)

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
-pause
absolute vector
Adams Seamount
ancestrall
anti-freezing hydrant
antiprotection
arnica
automated cartographic system
avihepadnavirus heron hepatitis b virus
base development
Bokong
bostrycoidin
brown Windsor soup
carved wooden cabinet
Ceforan
Cerasus yedoensis
cloud point
Conception Point
credit entries
cyclization process
de moivre-laplace theorem
diameter of anchor bolt hole
differential cancellation
diffusiophoretically
digital stimulation
diisobutylmethylphosphoric acid ester
diminishers
dutch courages
dwell motion (tarry motion)
elliptic complex
endochorion
eulalioides
extended attribute
extraterrestrial base
feed chain
fluid-valve
forfaits
garryfoline
golden fern
heavyweight motorcycle
hyam
Häusern
inlet compensator
interval rule
Jamaica wood
kinesins
knudson
Lactobacillus thermophilus
lamina fusca (scler?)
large-scale power system
light coloured soil
loss of interlocking
LR grammar
major gene
mastigure
material rate
mclarens
mediastinal cellulitis
Mehemet Ali
meyran
microprocessor maintenance console
motor naphtha
nabiss
naphthene base lubrication oil
noise equivalent radiance
Odd Coupon
offset cab
one pass welding
operating lever spring foot
palmitoyltransferases
pH-value controller
phthalic alkyd
premoderns
Punduga
putrefactive diarrhea
reverse voltage protection
rocket line box
schlosberg
seawater permeability
shear type chip
solid state infrared modulator
standing capacity
state of marine environment
subtending
surrealisms
terrestrial survey
tespamin
three dimensional contouring
Timskiy Rayon
tongyuan
torpifies
total length of bridge
train of impulse
turf peat
unrepetitively
unsymmetrical three-way turnout
usfk
vertical slab
wandering teeth
warningfully
World Fund
Z-Phe-Arg-AMC