球曲率中心

Declassify US government documents and witness testimony from former or retired US military personnel confirm beyong any doubt the reality of ongoing UFO incursions at nuclear weapon sites. When I say UFO, the witnesses have described this craft as d

发表于:2019-01-08 / 阅读(75) / 评论(0) 分类 CNN2010年(十)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. When we think about how to represent sound visually, most of us probably picture those volume-dependent sine waves. But thats not how John Stuart Reid

发表于:2019-01-08 / 阅读(59) / 评论(0) 分类 Scientific American(一)月

You see the larger wing area here. 你们可以看到这儿有面积更大的翅膀。 Also, clearly, it was such a powerful thing,we wanted to try and bring other people but we couldn't figure out how to do it. 而且,这还是件很有影响力的事

发表于:2019-01-18 / 阅读(48) / 评论(0) 分类 TED演讲娱乐篇

还记得孙燕姿那首红遍大江南北的《绿光》吗?翻越过前面山顶、层层白云,绿光在哪里?不知道有多少人跟小编一样,以为歌里的绿光只是对幸福的比喻。而其实在现实中,绿光是真实存在

发表于:2019-01-28 / 阅读(56) / 评论(0) 分类 实用英语

The analogy that is usually given for explaining the curvature of space is to try to imagine someone from a universe of flat surfaces, who had never seen a sphere, being brought to Earth. No matter how far he roamed across the planet's surface, he wo

发表于:2019-01-29 / 阅读(43) / 评论(0) 分类 万物简史

For one thing, if this was just the Ebbinghaus effect, 首先,如果真是艾宾浩斯效应, then we would expect the moon illusion to disappear for pilots flying high above the clouds 那么我们应该预期月球错觉对于空中的飞行员来

发表于:2019-02-13 / 阅读(44) / 评论(0) 分类 TED演讲教育篇
学英语单词
a vid
account title
adireksarns
adverse judgement
aerial armament
Akos
alien cofactor
alkylurea
all-round reform and opening up
aromatic aldehyde
artemesias
asphalt dermatitis
back-offices
balladine (france)
bar chocolate
be-altared
benevolist
Blumea veronicifolia
boodlea vanbosseae
Bulbophyllum shweliense
calcarinid
Caudry
chanlin
chinyere
chipping tool
cluster gear
contact metasomatic deposit
conventional flux density
cornutoes
correlative equation
curly brace
cyclotome
de-recognize
eight-hour'sday
equitable plea
exploding wire
extra-heavy
extract of a letter
f-plane
false cocoon
frequent urination
frullania moniliate (reinw.bl.et nees) mont.
funnel-shaped aerial
generator-field decelerating relay
genus casmerodiuss
glycollic nitrile
gruds
handlance
hawsing iron
head on wind
health-care provider
heat generation
hematimeter
hexadecimal 8-bit word
insect gall
interference in suction process
IT asset management
kernel husk separator
lienz
masala
mean equatorial day
measure of variability
molecular biology of hormone action
moment derivative coefficient
multiple passing grating
non-homogeneous polymerization
nontrade income of foreign currency
nonulcerative
not of
petroleum futures
Polycl(e)itus
posq
pro-axes
proteopectic
pur
recolation
reintensifies
ribbon gut
sales cooler
sassiness
scala naturae
shell with a vacancy
shit in one's pants
suburban bus
superposed basin
swelling and pain in knee
tangentially
tensies
teugh
took me out
Torulopsis halophilus
tower cooler
trametes lactinea
tree Veldt
urogynecological
vertical separator
viding
volae
width-pulse
witlessness
Xipe Totec
Zagoskino