振动共振

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(34) / 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(35) / 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(51) / 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(67) / 评论(0) 分类 Scientific American(十)月

Searching the Internet can be a totally exhausting experience, as you bounce from one site to another to another, sometimes until you cant remember what you were looking for in the first place. But according to scientists at U.C.L.A., all that virtua

发表于:2019-01-08 / 阅读(61) / 评论(0) 分类 Scientific American(十)月
学英语单词
acceleration vector
Annetta
anthranol colors
antiflex cracking
approximate surveying
area free from defect
arthropod-borne epidemic
asynchronous concurrent event
B.I.O.M.A.S.S.
babelthuap i.
be punished
binarise
blend glue
break-even revenue
chink-a-chink
common dandelion
conveyer canvas
Cork, Co.
cross-subarea
damge
decliners
deformation of surface
diagnostic fossil
discretionary limit
dismembred
doubtfire
dropping down
facilities of the port
fage
floating tank
flow stress
foam retention
forward propagation
foveal reflex
fuckwitt
fuel damage limit
genus cercidiphyllums
gillroy
greice
Grossholbach
group-type
Guaira
have in one's eye
heterodyne marker adder
huyghen's principle
i-taried
image attenuation (coefficient or constant)
inactivated reason
inwardly
ion yield
Jager blower
javelle
leptome
lobulus quadrangularis anterior
manually-operated clutch
maschaliatria
melissyl alcohol
munidopsis bruta
musculi flexor digitorum profundus
open-mindedness
ophichthys urolophus
opposition period
pentapropoyl glucose
perfemic
pig iron for ductile cast iron
quasisatellite
random-search algorithm
readiness position
risk-adjusted rate of return
screwed around
secret-keepers
semi-hard magnetic alloy
sleazemongers
sloid alcali sulphide
soap stone
Soleil compensator
spenter
spill way
squitch grass
stage effect
stomatitis nicotina
suspension clip
Sweden's international vehicleregistration letter
symphysoskelia
tendon
tinlode
to fly
to frame
triple point water
uk -friendly
undertheorizing
unwarely
Uriah Heepishly
usa-canada
user-survey analysis
Vaccinium glaucophyllum
vermiculture
vol.
wind quintet
windemere
withafastuosins
yellow pine oil