骨盆异常

No body had had seen this kind of thing before, so this was the first time and all the people looking at the gel and saying

发表于:2018-12-07 / 阅读(172) / 评论(0) 分类 基因外遗传现象

They make perfect roof tiles, but these tiles occasionally reveal something extraordinary. Perfect snapshot s from 115 million years ago, back then, Solnhofen was part of a very still and salty tropic

发表于:2018-12-07 / 阅读(147) / 评论(0) 分类 欧洲自然写真

This pump has been changed out before. This is the starboard side. Back in August of 2010, we did a pump rr for a different failure. That was actually a failure of the pump. This is a valve inside the pump module itself. And so, this particular pump

发表于:2018-12-15 / 阅读(235) / 评论(0) 分类 美联社新闻一分钟2013(十二月)

In polar regions where the magnetic field is / weakest, auroras glow in the sky. These dazzling displays of colored lights form when solar particles slam into gases in our atmosphere causing them to glow. The stronger the solar wind, the more dramati

发表于:2019-01-22 / 阅读(195) / 评论(0) 分类 自然百科2011年

Blockson's computer model reveals that at the South Atlantic Anomaly, the magnetic field isn't just weaker than anywhere else on the planet. It's actually reversed polarity. There is a patch on the core in the South Atlantic where things are not poin

发表于:2019-01-22 / 阅读(166) / 评论(0) 分类 自然百科2011年

Science and Technology 科技 Human evolution 人类进化史 You look familiar 似曾相识 Another piece of humanity's family tree is fitted into place 南方古猿sediba的发现填补了人类家族谱系的关键空白 THE opening scene of Mel B

发表于:2019-01-26 / 阅读(168) / 评论(0) 分类 经济学人科技系列

LOS ANGELES, Oct. 31 (Xinhua) -- A passenger rocket plane developed by Virgin Galactic's crashed on Friday after suffering an in-flight anomaly during a powered test flight over the U.S. state of California, the commercial company said on Twitter. 新华

发表于:2019-02-05 / 阅读(223) / 评论(0) 分类 英语新闻

Science and technology 科学技术 Human evolution 人类的进化 You look familiar 你,似曾相识 Another piece of humanity's family tree is fitted into place 确定另一支人类谱系 THE opening scene of Mel Brooks's film History of the Wo

发表于:2019-02-16 / 阅读(201) / 评论(0) 分类 经济学人科技系列

Human evolution 人类进化史 You look familiar 似曾相识 Another piece of humanitys family tree is fitted into place 南方古猿sediba的发现填补了人类家族谱系的关键空白 Sep 10th 2011 | from the print edition THE opening scene

发表于:2019-02-17 / 阅读(243) / 评论(0) 分类 经济学人综合

Human evolution 人类的进化 You look familiar 你,似曾相识 Another piece of humanitys family tree is fitted into place 确定另一支人类谱系 THE opening scene of Mel Brookss film History of the World: Part One dispenses with human ori

发表于:2019-02-17 / 阅读(197) / 评论(0) 分类 经济学人综合

Boy or girl? That's the first question we ask about new babies, new puppies and newly-found fossils. Fossils? Yep. Experts can tell if an ancient Egyptian mummy or a prehistoric human was a boy or a girl just by looking at the skeleton. Here's how th

发表于:2019-02-23 / 阅读(131) / 评论(0) 分类 英语时差8,16

[00:27.68]checkmate 将军! [00:32.28]again?! 又来?! [00:32.64]Obviously,you're not well suited for three-dimensional chess. 很显然 你不适合玩三维国际象棋 [00:36.84]Perhaps three-dimensional candy land would be more your speed. 你的水

发表于:2019-03-16 / 阅读(386) / 评论(0) 分类 听电影学英语-生活大爆炸
学英语单词
accounting books
acidity-basicity
activationist
addisoniam
adventure-travel
antimetaphysical
antineoplastons
Arden, John
area analysis tradition
array printer
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asynchronous disconnected mode
atrophic kidney
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automaton theory
bipolar stain
board of library trustees
bulgoods
bulkhead sluice
CAJC
calcic mull
colleger
colophonic soap
complete characteristics
crank wheel
critical shortage of
crossdating
crosspolarized
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Delrin
diffractometry
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dispersion
equal-payment series present worth factor
Essoyes
face type
farm labo(u)r system
four-limbed
future proof
get one's eyes on
ground launched missile
gumshoe
harvesting coconut from the palm
heneicosoic acid
house-arrest
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iassw
incurves
infestans
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juyongguan
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musculus peroneus brevis
natural rubber insulated core
nettlesome
one-coats
organizational skills
oxyuridaes
panellist
panochas
Polynesian languages
postal matter
presumably
prime power
proliferative lymphadenitis
pseudo-scalar field
pseudotuberculoma
psychological impact
Pyxidanthera barbulata
radiator rust preventive
reciprocal method
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rotatory crossgraphy
rucajs
sandrow
schreiber method
second teeth
sphingomyelin storage disease
straight pin
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terrors
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unknown file list
utilise
verseless
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with confidence