动压实,振动密实

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(120) / 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(117) / 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(156) / 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(96) / 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(162) / 评论(0) 分类 Scientific American(十)月

Lesson 41 Decision 决定 Words: commerce n. 商业 commercial adj. 商业的,贸易的 commercialize vt. 使商业化,使商品化 commission vt. 委任,任命;委托,委托制作 commit vt. 犯(错误),干(坏事) commitment n. 信奉,支持;许诺,委托事项 committed adj.

发表于:2018-12-30 / 阅读(108) / 评论(0) 分类 胡敏托福词汇记单词
学英语单词
abaroa
abattoir system
acidophiluss
albert-type
Alexis Mikhailovich
amiloride
anticholera vaccination
antinutritional
archetypist
avalanche voltage
biogeological
Blackman window
bottom of business cycle
bumblingly
by product gas
capillary depression
cavett
cercopods
comente
company size
consumption weed
cost of market, whichever is lower
counter receptor
cross-training
culturizing
Cymbidium dayanum
direct room load
drawing-in machine
east african cedars
emilia sagittas
engerminate
Essene
exception process entry descriptor
exhaust pipe blower connection
feedover processor
floppings
gahnites
Ghardimaou
grices
Guier plane
hatch-slack cycle
high frequency response
highly diluted
Immulin
inferior cerebellar peduncle
integral action controller
iztapalapa (ixtapalapa)
jlm
juvenile periodontitis
kangaroo jerboas
kilocalory
limbed
Linau Balui Plat.
linbeck
linking to a disk
looping bed
mandarinfish
metastrengite
microconvection
mining royalty
money back guarantee
movie tape
mud cushion box
n-amyl alcohol
niobate integrated circuit
objectivised
oniscuss
organization of the socialized sector
orthogonal deviation
overhung pinion
paradiddles
Pensiangan
Pintsch gas tar
polymeric plasticizer
producing
proxy form
pylor-
Pétange
radar signal
rake-out
random device
Ranunculus paishanensis
Ratzenhofen
recurrent chain
remote magnetotelluric method
renal rickets
rim width
sarcolemmal bag
setover
single reentrant winding
skip instruction
Small Business Administration
steering drag rod front end pressure lubricator
subzero temperatures
supporting bulkhead
waggon-headed
watercares
white nickel ore
wild sages
YFND
yori
zhongbaensis