纯振动跃迁

??Do you have friends who drink, or smoke, or use drugs?Do any of your friends try to get you to do those things?Do they ever try to get you to look at dirty pictures or dirty things on the Internet???When you choose to do any of those things

发表于:2018-12-11 / 阅读(204) / 评论(0) 分类 少儿圣经故事

Now, coumarin is a very common thing, a material, in fragrance which is derived from a bean that comes from South America. 香豆素是香水中一个十分平常的原料,从来自南美的豆子中提炼出来的。 And it is the classic syntheti

发表于:2018-12-19 / 阅读(31) / 评论(0) 分类 TED演讲教育篇

And...but...but...we have to go a little beyond that. 我们需要进一步深入。 Now let me explain why vibrational theory has some sort of interest in it. 现在我来解释为什么震动理论有一定的道理。 These molecules, as you saw i

发表于:2018-12-19 / 阅读(33) / 评论(0) 分类 TED演讲教育篇

However, I managed to get a hold of a Borane eventually, and here is the beast. 无论如何,我最终得到了一些硼烷,这就是那个怪物。 And it really does have the same -- if you calculate, if you measure the vibrational frequencies,

发表于:2018-12-19 / 阅读(50) / 评论(0) 分类 TED演讲教育篇

And every single part of this mechanism is actually plausible in biology. 实际上,这个机制的每一个步骤在生物领域中都是可行的。 In other words, I've taken off-the-shelf components, and I've made a spectroscope. 换句话讲,我

发表于:2018-12-19 / 阅读(21) / 评论(0) 分类 TED演讲教育篇

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Used to be if spies wanted to eavesdrop, they planted a bug. These days, it's much easier. Because we all carry potential bugs in our pocketssmartphones. One t

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 Scientific American(十)月
学英语单词
'Duke' Ellington
agrimony
al madaniyat
Alibour water
allogenic succession
alto-relievo
anti-inducton cable
antipredator response
argic horizon
Atrioventriculostomy
away out
barrackings
Bottle of Milk
bound paraffin chains
bridezilla
capillary-fringe belt
carbolineum
cellulose colloid
chappati
chemical reactivity control
chroinic hypertrophic myocarditis
closet play
cockroach killer
color discrimination test
contemporaneously uncorrelated variables
couchers
countercountermeasure
deform
demilune bodies
digital orthophoto map
economic models
eddy-built bar
electrification scheme
engineering cost
enterocystoscheocele
epiwilsonine
firing box
flanged elbow
free surface approximation
galliform bird
genus Asclepias
geological thermometry
gig
glass lining pipe GLP
goldleaf electrometer
Holmfirth
hygienic gymnastics
ibacitabin
immunocytoma
in full bearings
innate releasing mechanism(irm)
jodhi
kveims
lapithos (lapitos)
light adapted eye
Mahonia ganpinensis Fedde
microsociolinguistics
midwiving
Mutria, Mte.
natural line shape
Ngaruawahia
nonclassical carbonium ion
nonstolen
one-way transit
ones' complements
optimum profitability
overlay
passivates
picrite
pollie
pollutant disposal
price cheating
pyrometer-protecting tube
qh
refreshable braille display
rich colour
river waybill
sand puppy
Satureja vulgaris
saw tooth voltage
self-propelled single-row harvester-thrasher
shifter lever
small lead block test
solid-state
sound as a roach
SOWT
spindle-shaped meteor
star connected system
strigments
superconducting quantumelectronics
system-oriented
t-out-of-s diagnosable
Tipadipa
toothache drops
trabrooksia applanata
typaldos
V gene
visceral leprosy
vxmp
watch glass culture
wind farming
workwise