[数] 非绝对收敛积分

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(70) / 评论(0) 分类 Scientific American(一)月

Evoking images from the liquid metal and nearly unstoppable Terminator from the movies, BAE Systems has posted concept video footage of a process to create drones of the future. 近日,BAE系统公司发布的一份概念视频展示了未来制造无

发表于:2019-01-07 / 阅读(48) / 评论(0) 分类 英语新闻

ROBERT SIEGEL, HOST: Biologist Jonathan Losos and I have at least one thing in common - we were both blown away by the late paleontologist Stephen Jay Gould's 1989 book Wonderful Life. Gould saw evolution as being all about odd contingencies, acciden

发表于:2019-01-16 / 阅读(43) / 评论(0) 分类 2017年NPR美国国家公共电台9月

But even though the insect brain is organized very differently from ours, there are some striking similarities. 虽然昆虫与人类大脑的组成大相径庭,但是仍有很多惊人的相似之处。 For example, most insects have smell detecto

发表于:2019-01-17 / 阅读(34) / 评论(0) 分类 TED演讲教育篇

Dogs have been mans best friend for thousands of years, a source of companionship and loyalty since the Stone Age. 几千年以来,狗狗都是人类最好的朋友,从石器时代开始就是人类忠诚的陪伴。 Now scientists suspect they h

发表于:2019-01-31 / 阅读(32) / 评论(0) 分类 英语新闻

Science and technology: Panda genetics 科技:熊猫遗传学 Hey dude. Give me six! 嘿,伙计。用六指击个掌吧! Two strange mammals illuminate the process of natural selection. 两种不同的哺乳动物阐明自然选择的过程。

发表于:2019-02-16 / 阅读(44) / 评论(0) 分类 经济学人科技系列
学英语单词
a KF
application load balancing
baptizable
be officially termed
blindingness
bonardi
business-world
Byromville
cabicidin
Carbonera
carburized
chain block
chine rubber
chitosamine
chrominance-carrier reference
clinkering point
cold-settling
come to press
communicated movement
cutaneous granulocytic sarcoma
decentralize
deceptively misdescriptive
Diplazoptilon picridifolium
Doug fir
e-cash
elderberry wine
electrolytic dissociation
elliptical valve diagram
epipelagic fauna
Eria tomentosa
Eubarca, C.
examination of a patent application
fallen angels
feigned accomplice
ganonema farinosum
geegaws
genus nepenthess
high peak curent
hoevenberg
hypnotics poisoning
ingot shears
ion-neutral complex
isodrin
ISVN
kayhew
L-C circuit
Lagotis alutacea
licences
light pressure
lochsides
machine procedures
maladaptive response
manycore
mercurialis leiocarpa sieb. et zucc.
Mitundu
mortgage asset
murmurish
NACD
nautiluses
nitzschia obtusa scalpelliformis
North Skunk R.
organic cleaner
ortho-isopropylphenyl-methyl carbamate
outlet of pelvis(posterior aperture)
particle-beam transport
prearranged aircraft maneuver
preferred diametral pitch
propagandizes
pushloading
rack tail
rainbow pill
real-time garbage collection
reed holder
refractory crucible
retire shipping document
rostralmost
rubbed off
running games
self energy interrupter
shipping contract
sign marker
snap off timing discriminator
snowthrowers
sodium waste
sprinkling chamber
st. georges
stimulus generalization
stretch for the impossible
surf music
Taongi Atoll
tent-shapeds
the shortest time
thermochemical theory
thryss
time shaft
toxic limit
trautonium
trogue
underpitching
wanner pyrometer
workshoppe
xylaria regalis