纵光子

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(177) / 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(185) / 评论(0) 分类 Scientific American(十)月

中文 英文 缩写 单(点)播 unicast 单板 board/card 单边测试 one-sided test 单边带 Single Side Band SSB 单边带调制 single sideband modulation 单边带自适应差分 single ban

发表于:2019-01-03 / 阅读(241) / 评论(0) 分类 电信英语

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(226) / 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(218) / 评论(0) 分类 TED演讲教育篇
学英语单词
1-phenylpropene
a FUPA
Acetyldigitoxoside
adiabatic-change
Adina cordifolia
airborne early warning (aew)
algebraic solution of linear programming
AMCILLIN
apotryptophanase
back-scattering
bareback rider
barrel-head
binary-to-Gray code conversion
blunting mission
BNFL,BNF
calcium silicate brick
calculation based on three-mode operation
Calot's operation
chisel for working in stone
close race
commissioning period
cumulative throughflow
cylinder function
damping-coefficient
darian
dynamic hydroplaning
echelle grating
electron absorption
electronic boresight scanning
endoceratid
Exmouth, Pen.
exotic breed
family Acanthaceae
family dasyuridaes
family resource
flanged sheet
flexure fracture
Freundlich isotherm equation
ganister brick
genus perniss
haemosiderin
hexosephosphatase
history of economics
hydraulic jumbo
inflatile
inhalators
inputs
installation exit routine
international equity investment
iodine stabilizd laser
Iwai-gawa
laser inertial navigation and attack system (linas)
lever assisted end cutting nipper
local cavitation number
luminosity of flame
micro-life
nonmetalliferous ore
norscots
oddcomeshort
open day
oro y plata
Panj
pargetter
penitas
phoning back
phosphatization
photoelectric pickoff
Platyctenea
plumping agent
precanes
preforging
pressure and splashing system lubrication
printed cloth
protein-interaction
Pteracanthus cognatus
range of pitch
recuperations
repone
reststrahlen band
righteously
RP7843
Saxifraga daochengensis
scheduled territory
shear-shorie
short-tailed weasels
sithee
spectro-angular cross section
spinal miosis
strong-hearted
therewith
thermokarst topography
Thiiodomethane
train destination
unaidedly
uncompahgrite
unfiled
wig heads
windwheel
witchity grub
xms
yml