安夫虫,双凹虫

Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of

发表于:2018-12-24 / 阅读(93) / 评论(0) 分类 2015年Scientific American(一)月

A nightlight may keep those monsters under the bed. But it may also open the door to the blues. Because a new study reveals that animals exposed to light all night long show signs of clinical depression. If you have access to electricity, you no doub

发表于:2018-12-24 / 阅读(102) / 评论(0) 分类 Scientific American(十)月

DAVID GREENE, HOST: I mean, let's listen to this. (SOUNDBITE OF TV SHOW, STAR TREK: THE ORIGINAL SERIES) JAMES DOOHAN: (As Captain Montgomery Scott) Ready to transport. WILLIAM SHATNER: (As Captain James T. Kirk) Energize. D. GREENE: Yes, the familia

发表于:2019-01-16 / 阅读(137) / 评论(0) 分类 2017年NPR美国国家公共电台7月

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(100) / 评论(0) 分类 TED演讲教育篇
学英语单词
able to
acid ionization constant
adaptive routing algorithm
agar gelatin
amidoximes
amphoteric surfactant
angei-
antithetic variates method
aorta-carotid area
arrow woods
artificial intelligence markup language
assisted draught
attenuation coefficient
ayt
azurite-malachite
B-Nine
bassus
besilesomab
Boolean constant
building property mortgage
Cepoes
charge on securities borrowed
chorioangioma
ciliately
collective output
College Grove
consumer loans
continuous roller hearth
cultural matrix
darkling beetle
digital appliance
direct coupled generator
dogeaters
electron beam power meter
father plant
fibre ring
fire danger
fixed disk driver
fixed-point notation
floppy disk cartridge
front-to-rear-ratio
fry's reagent
funtion unit
gamma ray logger
gillnetting
glyoxalic acid reaction
grating pair
hyphidium
iHunch
imbaba
infinite dam
information source model
joint intelligence
latch out tabulator key
left-turn
lifting blade
longn
lonicera syringantha maxim.
maiden pinks
matria
medical polyethylene tube
mutual
non-quantifiable
Norsk Hydro Voyage Charter Party
omo-hyoid
OPTASKLINK
orthosis
Ossipirina
phaseolus multifloruss
pleionomer
postcardlike
preliminary inspection
recrawl
school team
scootch
scroddling
semimicroelectrode
setting angle of propeller blade
shaft locating
skur
social robot
stainedglass
static object
stifflike
strophalloside
superparamagetism
symmetric fission
symplocos sonoharae sonoharae
tamarixetin
the buskin and the sock
top back
topical anaesthesia
transistor negative resistance
Turquino, R.
underwhelming
van-drivers
vinyltribromide
warhorses
wasted on
z alloy
Zongshan Formation