-维矢量,n-维向量

发表于:2018-12-08 / 阅读(124) / 评论(0) 分类 医务英语

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(105) / 评论(0) 分类 VOA标准英语2016年(六月)

To me, we actually went an ad line earlier with Apple, 苹果以前有一条广告: that the personal computer was the bicycle of mind, 计算机是思想的自行车 and I believe that with every bone in my body, that of all the inventions of huma

发表于:2018-12-27 / 阅读(113) / 评论(0) 分类 名人传记

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(109) / 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(115) / 评论(0) 分类 实用英语

379 、 石棉 asbestos;asbestus 380 、 石膏 PlasterofParis 381 、 示波器 oscilloscope 382 、 立体图 pictorialdrawing 383 、 交流电流 alternatingcurrent(a.c.) 384 、 交流电压 a.c.

发表于:2019-01-03 / 阅读(137) / 评论(0) 分类 英文名句短语

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(150) / 评论(0) 分类 Scientific American(十)月

SEC(Single Edge Connector,单边连接器) Shallow-Trench Isolation(浅槽隔离) SIMD(Single Instruction Multiple Data,单指令多数据流) SiO2F(Fluorided Silicon Oxide,二氧氟化

发表于:2019-01-09 / 阅读(145) / 评论(0) 分类 实用英语

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(114) / 评论(0) 分类 2014年VOA慢速英语(七)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(133) / 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(133) / 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(99) / 评论(0) 分类 TED演讲娱乐篇

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(165) / 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(95) / 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(260) / 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(130) / 评论(0) 分类 英语口语

Secretary-Generals Message on World Health Day 秘书长世界卫生日致辞 7 April 2014 2014年4月7日 Every year more than one million people die from diseases carried by mosquitoes, flies, ticks and other insects, such as triatomine bugs. These

发表于:2019-02-09 / 阅读(139) / 评论(0) 分类 英语笔译

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(126) / 评论(0) 分类 英闻天下

遥感Remotesensing 多谱线扫描器Multispectralscanner 分辨率Resolution 像素Pixel 谱带Spectralbands 红外线Infrared 紫外线Ultraviolet 雷达Radar 轨迹Path 景物确认Sceneidentificat

发表于:2019-02-18 / 阅读(183) / 评论(0) 分类 英文语法词汇

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(92) / 评论(0) 分类 TED演讲教育篇
学英语单词
a bun in the oven
addressing capability
agoraphobe
ahnfeltiopsis flabelliformis
alkaline silicate
analogue transistor
analytic covering space
apotropous ovule
artillery sled
Avila Camacho, Manuel
baffins
ball and ring
bottom slide of saddle
brattier
bright-white
burn something out
catecholate
CM/S
cold water test
college-trained
confidence deviation
craniobuccal cyst
crawler track unit
cyperus prolifer
district-nursing
double boat method
dyno-rod
effluviant
electro-deposit
engineering reactor
first-order spectrum
flexible wave guide
fluxionary hyperemia
Gall's craniology
hemin crystals
higher nervous activity physiology
hodads
home use entry
Hounsfield, Godfrey N.
ICRU
indian blackwoods
intuitive music
Jadassohn's nevus
kattesminte
kisha
krumholz
La compania
lighter handling
location gathering
locking valve
long Q-T syndrome
Mazeppa
microlepia marginata c.chr.var. bipinnata makino
miniature counter
noncamper
nooned
nortels
not the ticket
oblique asteroid
officiative
oil-extractor
One cannot make a silk purse out of a sow's ear.
outs of bounds
pachucas
Parikud Is.
permatan
peroxyformic acid
personnel service
pie powder
playster
poiso
pre-morbid
precast terrazzo skirting
Rancomycin
reservoir production performance
resolution of strain
resonant tube
robbin
rural telephone system
Scambus
set of ordered pairs
shit us
Sierra, Pta.
single expansion steam engine
siphonalia spadicea
smullyan
Solanum pseudocapsicum
Speranski
splash-guard
streptococcus phage
tadahito
target speed setter
thermodynamic partition coefficient
ugly-duckling
unstocked
ureterostenoses
Veronica riae
whole ass
wilentz
word indicator
zero phasesequence relay
zonociliate