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(132) / 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(136) / 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(182) / 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(165) / 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(139) / 评论(0) 分类 TED演讲教育篇
学英语单词
a fact of life
a-ScTx
ab aeterno
Adiabetin
alexandru
alloplasty
analog processor
analysis method
anniversary
artifical
Aslum
astronomical calculation
autopatrol grader
barber 's rash
big-play
bipyramid
borjesson
brunetta
carbide former
chemical filter paper
chest presses
cleansing flight
cold chain
convergence transformator
corporate profit
denitrating tower
doop
doradus
double curve turnout
Dracy-St-Loup
education data services
electron beam dosimetry
Ensor
error detecting and feedback system
eyelet bond
feature-rich
flip-and-flop
ghreib
Global Positioning System-GPS
gonah
Grasstex
gurujis
hambones
high density digital tape
hiomt (hydroxyindole-o-methyl trasferase)
industrial waste control
initial spin
ISTN
LeftArrow
limit for the use
lisgar
lithium aluminium hydride
littlemores
Mannu, Flumini
minimum safe altitude
MISSILEX
multiple-stage compressor
multivariate pascal distribution
Mycenean
myoral
nasal leprosy
natural acquired immunity
nobbiness
noncommunism
Ohira-yama
outside air intake duct
petroleum residue
photovoltaic string
plumassier
poppling sea
predicative definition
provost guard
pseudocapacitive
quality control table
range-transmitting potentiometer
regional flood
relay open system
sec.-amyl alcohol
seniors
shelfoperation
sitocalciferol
sliding vane rotary air compressor
small ear
snowpea
soda-base grease
Sothiacal
starolite (asteriated quartz)
sulfate-Meionite
Sulzer Diesel
summarize instruction
superhero
taprostene
TGV-Atlantigue
top of the tree
trading cities
trihydro-
turbine trip speed
uncollided radiation
vacuum sealed process
wheat bulb fly
zero rate of duty
zygosome