振动扰动

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(101) / 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(90) / 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(134) / 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(77) / 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(144) / 评论(0) 分类 Scientific American(十)月
学英语单词
acoelomous
aircraft lease
alarm switchboard
antistreptolysin
arts and crafts store
auriculo-palpebral nerve
automatic coordinate plotter
bell stage
bevelled sleeper
bodies of work
calming ascaris
car coat
catsgenetic
caucasus mts.
cerceris formosana
ciliary zonule (or suspensory ligament of the lens)
Clonygowan
coltlike
control console
cooperative wholesale market
correction formula for percentage mortality
costosternal articulations
countrolled
crossing loops
demote from
device address
double direction thrust ball bearing
drug smuggler
electric pulse
eleven-ten
Ernst equation
fatalist
favic
Feast of Fools
femalization
Fergus Falls
folkpsychiatry
Galatzó, Puig des
Gaussina response
genepix
giant river prawn
glaphyra luikueiensis
going down the drain
Greek Revivalism
groff
hail growth
hestmona (hestmannoy)
heterocycloalkane
highths
hourglass mode
hysteresis power loss
incomputably
intuitive manner
ionization tube
iso 14000
king posts
kinois
lead myristate
Limnos
lyopilization
malac-
material compatibility
measuring flume
Meltzer's reflex
metavoltaite (metavoltine)
midflame
money resources
N. L. R. B.
once-forbidden transition
Pentastelma
permadeath
phanerochaete alba
potential output
press section
processing station
proportional plus integral plus derivative element
pseudomedian
pyramidally
quarterly balance sheet
radioactive impurity
reference burst phase
resonant tunneling effect
Riddick
rugosas
Saqqarah
semilunar valve of pulmonary artery
simulation model library
Sombulex
speculum iron
Stiperstone
subtrahend
sugar refineries
Säräisniemi
toughened glass insulator
transport module
triaconter
unsweetened
vappa
vettell
white duck broad
XLWB
Yatvingian