[计] 维量分析
[化] 量纲分析; 因次分析

Looking Into Your Brain Just Became Easier Researchers and engineers keep improving the machines that help doctors better understand and diagnose conditions that affect our brains. One of the goals is to find causes of Alzheimers and Parkinsons disea

发表于:2018-12-16 / 阅读(70) / 评论(0) 分类 VOA标准英语2016年(六月)

文本: Take this cabinet, for example, as a statementof wealth, it's the 18th-century equivalent of a Ferrari in your drive. Andthese decorations are made from pietra dura. In Italian, that means hardstone. It's one of George's favourites. And it'

发表于:2018-12-26 / 阅读(70) / 评论(0) 分类 跟着英剧练发音

Doctors Have a New Tool to Identify Breast Cancer Breast cancer is the most common cancer in women worldwide. Early discovery and treatment can save lives. Scientists are working new ways to recognize breast cancer while at the same time studying exi

发表于:2019-01-03 / 阅读(63) / 评论(0) 分类 2018年VOA慢速英语(一)月

As the richest man in the world, Bill Gates is no stranger to success. 作为这个世界上最富有的人,比尔盖茨对成功并不陌生。 So when the billionaire tech mogul and philanthropist offers insight or advice, it's smart to listen. 所

发表于:2019-01-03 / 阅读(61) / 评论(0) 分类 实用英语

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Physics goes to the University of Manchesters Andre Geim and Konstantin Novoselov for their investigations of the two-dimensional material graphene

发表于:2019-01-08 / 阅读(103) / 评论(0) 分类 Scientific American(十)月

3-D Technology Saves Lives 3D技术拯救生命 From VOA Learning English, this is the Health Report. Three-dimensional technology -- known as three-D -- gives depth to objects that would otherwise appear two-dimensional, or flat. Three-D makes movie

发表于:2019-01-12 / 阅读(80) / 评论(0) 分类 2014年VOA慢速英语(七)月

Scientists Developing Technology to Recreate Crime Scenes 科学家利用科技还原犯罪现场 Police and prosecutors sometimes recreate crime scenes in an effort to better understand complex cases. They may set up a room to make it look like the

发表于:2019-01-12 / 阅读(55) / 评论(0) 分类 2015年VOA慢速英语(六)月

Internet-Connected Refrigerators and Stoves? 与互联网连接的冰箱和炉灶 The Consumer Electronics Show is held yearly in the western American city of Las Vegas, Nevada. It is one of the largest technology shows in the world. Technology compa

发表于:2019-01-12 / 阅读(51) / 评论(0) 分类 2015年VOA慢速英语(一)月

请看相关报道: Quick Response codes(QR code) have been used in advertisements for years, and a handful of American funeral homes began attaching them to gravestones in early 2011. 快速回应码在广告界已经使用好几年了,有一部分

发表于:2019-01-18 / 阅读(96) / 评论(0) 分类 英文语法词汇

And then our mothers tell us, Careful you don't fall down, because you'll fall over. 然后母亲告诉我们,没有跌倒也要小心,因为你还会掉下来。 Now, go into the real atmosphere of this planet. 现在,进入这个行星真正的

发表于:2019-01-18 / 阅读(95) / 评论(0) 分类 TED演讲娱乐篇

Well, it's the relative importance. 就是二者间的相对重要性。 You would say-yeah, yeah, yeah, we all know this;water covers twice the area of the planet than dry land. 也许你会说,是,是,是,我们都知道,地球上水覆盖的

发表于:2019-01-18 / 阅读(56) / 评论(0) 分类 TED演讲娱乐篇

And the icy grains on the Saturnian beaches are washed by passing traffic. When a moon comes by, it creates a wake just like a motor boat creates a wake that goes behind it. And I kind of imagine the ring particles doing an intricate cosmic dance aro

发表于:2019-01-22 / 阅读(54) / 评论(0) 分类 自然百科2012年

Genome: Now in 3-D! In a study in the journal Science, researchers report the mapping of the three-dimensional structure of the human genome, and the finding that the cell's nucleus is divided into two regions, one where DNA goes to get expressed. Cy

发表于:2019-01-30 / 阅读(129) / 评论(0) 分类 60秒科学

Scientists from the University of Central Florida (UCF) have created a supercapacitor battery prototype that works like new even after being recharged 30,000 times. 来自中佛罗里达大学(UCF)的科学家已经创造了一个超级电容电池

发表于:2019-02-02 / 阅读(61) / 评论(0) 分类 英语新闻

China UnionPay, the national bankcard association, last Monday launched its own application and security standard for two-dimensional barcode payment. 全国性银行卡联合组织中国银联于上周一推出了自己的二维码支付应用和安全

发表于:2019-02-04 / 阅读(211) / 评论(0) 分类 英语新闻

2009年的一部3D大片《阿凡达》让很多人都记住了avatar这个词。在网络上搜索这个词,出来的结果大部分也都跟这部电影有关。其实,avatar并不是导演造的一个词,它在印度教中指圣人的化身。

发表于:2019-02-06 / 阅读(91) / 评论(0) 分类 英语口语

An employee carefully scans a man standing still behind two photographic lamps with a gun-like scanner in his hand. The whole process takes approximately 10 minutes. After loading the data into the computer, the rest work is left to the 3-D printing

发表于:2019-02-14 / 阅读(83) / 评论(0) 分类 英闻天下

台湾籍旅美老师今天交给我们的句子是: We start with a digital, 3 dimensional model of the object we'd like to 3d print in sugar. 我们一开始先画出想用糖3D打印的立体数字模型。

发表于:2019-02-14 / 阅读(49) / 评论(0) 分类 留美老师带你每日说英文

In an attempt to draw everything together, physicists have come up with something called superstring theory. This postulates that all those little things like quarks and leptons that we had previously thought of as particles are actually stringsvibra

发表于:2019-02-17 / 阅读(54) / 评论(0) 分类 万物简史

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(50) / 评论(0) 分类 TED演讲教育篇
学英语单词
a. tympanica anterior
affranchised
air base inclination
air-core transforer
alese
anterior column of ruga of vagina
as bright as as moon day
asemanticity
backactions
ball machines
binary traversal
blackcocks
blacker-than black level
boom-boom
bothynogria calcarata
brachymitosis
Caesarian section
chastment
chelonias
closed resonator
cold jelly fish
conditions of patentability
coprinuss
dado rail
dihydrostreptomyin pantothenate
Domatoceratidae
douchenozzle
dual-carriage
Duostress kraft
electrolytic capacitors
family ascaridaes
folkwang
forensic linguistics
frontal-temporal dementia (ftd)
gas exchange loss
general comparator
genus melursuss
genus sesamums
geogram
get the dirty kick out
gnip
grating reflector
Gregory XV
gypsum lamelliforme
heedfulnesses
height of cloud
henced
Huara
hydroxyl imide
hyperbolic region
inaglyite
Jalājil
jlg
key-on
Khangkhai(Khangkhay)
lacquer petroleum
let stand
light request
local batch processing
m.p.g
main targets of the plan
malintzin
metal-nitride-oxide semiconductor integrated circuit
microfractures
Middle I.
mo(u)ld nail
mold insert
monopoly clause
mover-stayer model
musical soiree
mxr (mixer)
nitroxylic acid
nucula pratasensis
oxmoor
palakkad (palghat)
Paleo-Siberian languages
persistent hepatitis
phasing transformer
prile
put in mind of
relativistic electrodynamics
route of metastasis
sabboes
shut one's face
spot pricing
stoichactiss
strip city
subterraneous river
tanguard
Tiger Rhum
to put her away
tongue and groove flange
too tired
triple curve
van vleck effect
variable time increment
vlissingen
water cooled impedance method
We used to have a lot of friends
weaner
Weigner method
wideband active repeater satellite