na. 【物】会聚光线锥
[网络] 聚会光束

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(71) / 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(50) / 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
'ave it
a tard
active solar
aeronautical mobile-satellite service
aesthetics of literature and art
aponal
Aulacopilum
bam-bam
Barlow, Joel
beekeepers
bevelling post
bifurcated waveguide
bony ankylosis
boundary pillar
Bulus
Chinanina
command signal decoder
conveyance system
crutchless
data quality assurance
DC bridge for measuring high resistance
decimal computer
defense technology
differentiation of channels and collaterals
dish-shaped
disposal by land
distribution ratio of sonde
Duitama
Facebook necrologist
fishapod
forming root hairs
forward intersection
genus porphyrulas
giggle stick
gravet
greyish-brown
gymnospermous tree
hafnium filament
hard paper
Hartmann line
have it bad
heath peat
hemisphygmia
hot wirer
ice-field
inspiratory wheeze
intemperament
Jane Sixpack
kermesina
lactomin
large-signal
Los Pocitos
lougher
lower frigid zone
Mahamaya
main shaft sealing
mediumslateblue
membrana abdominis
microamp
microampere
microwave mesuring receiver
moderate accelerator
monocular strabismus
motzer
multi way
near and far visual difference
neck-down riser
normalization routine
nuclear decay equation
ocean range vessel
opodeldoc
photospread
Phytolaccaceae
pneumatic tire wheel
pre-disaster
promoting agent
pseudotractrix
push buttondown
raising scriber
read-aloud
readjustment of investment structure
regardings
Regional Association for Europe
roller spot welding
Rotokas
show our paces
Siculan
silvermines
ski press
ssei
stearyl sulfamide
stenosis of renal artery
Swaziland
tagalongs
testicle
traditional classroom
true longitude
ushership
vasopressin test
village rules
walking shark
wireline truck