静电相互作用

Scientists: Spiders Use Electric Fields to Move through Air Scientists have long wondered how spiders can use the webbing they make to fly. The 19th century English naturalist Charles Darwin commented on their behavior when very small spiders landed

发表于:2018-12-16 / 阅读(275) / 评论(0) 分类 2018年VOA慢速英语(七)月

The last few years have seen numerous widely publicized incidents of civilians, black men in particular, being killed by police. In response, many officers are now required to wear body cameras. The theory is that technology will lessen the likelihoo

发表于:2018-12-24 / 阅读(209) / 评论(0) 分类 2016年Scientific American(十一)月

口语部分 文化篇 Read the text carefully and be prepared to answer the question: Generation Gap Everyday interactions lost some of their civility in the sixties. Young people in the anti-war movement not only opposed the political power structu

发表于:2018-12-26 / 阅读(185) / 评论(0) 分类 王强口语 第二册

Hey kids, heres a good reason to work up a sweat: when young people exercise for an hour each day it also helps boost their brain power. Thats according to a study of more than 200 kids in the journal Pediatrics. [Charles H. Hillman et al: Effects of

发表于:2019-01-02 / 阅读(218) / 评论(0) 分类 英伦广角

面对公共场所的某一个水管,无法立刻确定是该按压还是旋转它,望着通道前的一扇门,不知是应推还是拉,拿着一个操作键众多的电器遥控器却无从下手美国心理学家唐纳德-诺曼将设计不佳

发表于:2019-01-08 / 阅读(237) / 评论(0) 分类 英文语法词汇

-What was he saying?-He's translating the interactions which *** in Hindi. -Very ancient language, I think. -Yeah. And he's saying that whatever we are saying, the prayers, say that Mother Ganga is the main source of life. As night falls, the priests

发表于:2019-01-16 / 阅读(201) / 评论(0) 分类 自然百科2015年

(SOUNDBITE OF MUSIC) DAVID GREENE, HOST: All right. Today on StoryCorps, we are going to hear from two brothers. Russell Wadsworth is 28. Remmick is 27. They both have autism. As kids, they had trouble with social interactions, and they relied on eac

发表于:2019-01-16 / 阅读(229) / 评论(0) 分类 2018年NPR美国国家公共电台4月

Big Cats and People Live in Close Quarters in India远离大猫 In India, as a consequence of stricter protection of wildlife and increased tolerance, numbers of large carnivores are increasing in private lands and lands outside the protected-area sy

发表于:2019-01-20 / 阅读(331) / 评论(0) 分类 2017年Scientific American(四)月

Big Cats and People Live in Close Quarters in India远离大猫 In India, as a consequence of stricter protection of wildlife and increased tolerance, numbers of large carnivores are increasing in private lands and lands outside the protected-area sy

发表于:2019-01-20 / 阅读(255) / 评论(0) 分类 2017年Scientific American(四)月

It's through these intimate interactions that Fabrice is able to capture the recordings he needs to one day unlock the secret of their communication. 就是透过这些近距离的互动,法布里斯才能够成功录制到他所需要的内容,这

发表于:2019-01-20 / 阅读(177) / 评论(0) 分类 留美老师带你每日说英文

It's pretty safe to say that we'd all like to come across as well-informed, knowledgeable, and smart. Society values experts and rewards them, so we benefit when we're seen as having a certain level of command in what we do and what we speak about. W

发表于:2019-02-06 / 阅读(392) / 评论(0) 分类 阅读空间

So I'd like to propose that we can combine those two worlds, that we can combine the world of the nanoscale programmable adaptive materials and the built environment. 所以我建议把这两个世界结合起来,把纳米级上可程序化、能自我

发表于:2019-02-21 / 阅读(258) / 评论(0) 分类 TED演讲教育篇
学英语单词
Am Guéréda
amount of traffic
brahman chicken
broken rice
by memory
cantatory
caprarolas
cedra fruits
centi-cycle
Changjin-gang
child dimension style
chordate family
company of limited by liability
connection angle
Currie, Mt.
Davis Inlet
degmacytes
drag-hook
dynamic modulation
dyscrasia
employment promoting measure
fibre-optic isolation
financial delict
finger-printed
fishliker
flashing beacon
Fuchs's syndrome
gonorrheal threads
hawiye
hippurase
infant-formula
Intelligence Quotient
interior tissue
International Journal of Fertility
into arrears
into effect
jaw joint
Jungbluth's vasa propria
keep pace
lavaliers
linolein,trilinolin
loco weed
mangani-sicklerite
manray
mindlin-mcniven rod theory
momentum moment
multi storied factory building
multivegetable
mustachio
narcissuss
NOETIIDAE
octasyllabic
one-flowered pyrolas
organ biochemistry
Ornithoboea calcicola
pheochromocyte
physiological effect
plummerblock
power-factor-correction
projected bundle
pseudoaddiction
quick light
Racah coefficient
refuse a person money
regressive orbit
renamers
restaurant-style
rheodichroism
rizlas
Road-grader
rock 'n' roll
root-squaring method
rubidium antimonide photocathode
safety mechanism
screwpiling
segmental veins
semi-floating rear axle
shamoy
single-stage diffusion process
sinonipponaphis formosana
source line
special purpose processors and controllers
specifi
standard signal generator
submarginal stream
tall gallberry holly
Taylor's principle
tight-asses
traditional marriage
tridecylic aldehyde
tris(hydroxymethly)phosphine
true tracking indicator
twice the straight line rate
tylan
unbundlers
usable method
vetiver grass
water yield formation
well governed
whome'er
wych -elm
xerographic printing