角杆

By Parke Brewer The women's pole vault provided one of the stirring dramas of the 2004 Olympic track and field competition. Until the mid 1990s, women's pole vault was not taken very seriously, mainly

发表于:2018-12-12 / 阅读(79) / 评论(0) 分类 VOA2004(下)--雅典奥运

And lastly, here's Destin, from Smarter Every Day, 最后是《每天聪明一点点》的德斯丁, talking about the conservation of angular momentum, and, since it's YouTube, cats: 为我们讲述动量守恒,由于是在YouTube上,所以他用

发表于:2018-12-30 / 阅读(91) / 评论(0) 分类 TED演讲科技篇

Itsremarkable how we are able to build up this picture of whats going on millionsof miles away in the solar system. Its one of the joys of science really, justalmost like a detective picking up on those tiny clues to tell a bigger story. Sothat the b

发表于:2019-01-23 / 阅读(79) / 评论(0) 分类 探索与发现2014年

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发表于:2019-02-09 / 阅读(167) / 评论(0) 分类 加州语文教材California Treasures G5
学英语单词
Afrofuturism
Albunuelas
alloevodione
arithmetic concepts inventory
arithmetic operator
bearing off
Benzi Box
Biese
bleaunt
cabinet heating
cabinet latch
cannonarchy
card feed delay
carry the banner for
cartinelline
cell cortex(chambers 1940)
chicken cannons
crab apple
croches
degree of branching
disinterment
distance measuring instrument
domestic slave
double bearing
dubina
ego-organization
electrofluor
ensign fly
equatorial cleavage
extended shakedown theory
fardel-bouna
first order perturbation theory
fluid flow physics
forward pinch
fragmentation ejection
free-field sound pressure
gangrenation
gemmary
genus Achillea
glommers
Gordon Bennett
head molding
high-speed digital integrated circuit
Hook of Holland
hull underwriter
impulse response
input data source
intracranial hemorrhage of newborn
IRCer
Isospermatoxin
john merven carreres
joint mark
Keeneyville
kuaz
LEFM
lipoferous
marine geomagnetic map
Marut
matt
melampsoridium hiratsukanum s. ito
monostratified
musculus iliocostalis cervicis
neighborhood basis of a point
netwar
neurologic syndrome
nonactinide
nontrial
off-board securities
on tasting
open code procedure
optometry.
otters
periplasms
phase intercept
phthiriasis inguinalis
post molding
pressoton
quantivalency
reborrowings
recompensate
reconstructed language
Rājauli
sensation threshold
sequential process
showyll
so-fucking-what
Somatmpin
spheric harmonic analysis
squaws
st.g
starred roll
sulfurless
synactic
Tahifet
transparent data add facility
trap vector address
Tribehou
ultrasonic attenuation technique
unwindy
valve return
wooden plow