摆锤式角位移感测器

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi

发表于:2018-12-24 / 阅读(84) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Electronics come in all shapes and sizesbut theres been a limit on their flexibility. Now, researchers say theyve created electronics that can be shape

发表于:2018-12-24 / 阅读(113) / 评论(0) 分类 Scientific American(十一)月

One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. They're incredibly sensitive. They beat any of the synthetic counterparts, even the most expensive semicond

发表于:2018-12-24 / 阅读(81) / 评论(0) 分类 2017年Scientific American(二)月

And lastly, here's Destin, from Smarter Every Day, 最后是《每天聪明一点点》的德斯丁, talking about the conservation of angular momentum, and, since it's YouTube, cats: 为我们讲述动量守恒,由于是在YouTube上,所以他用

发表于:2018-12-30 / 阅读(84) / 评论(0) 分类 TED演讲科技篇

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. It's April 15th. Like many people around the country, you might be feeling your blood pressure rise as you deal with everyone's favorite activityfiling

发表于:2019-01-08 / 阅读(89) / 评论(0) 分类 Scientific American(四)月

There was a day, about 10 years ago, when I asked a friend to hold a baby dinosaur robot upside down. 大概10年前的一天,我让一个朋友头朝下地握持一个小恐龙机器人。 It was this toy called a Pleo that I had ordered, and I wa

发表于:2019-01-16 / 阅读(76) / 评论(0) 分类 TED演讲科技篇

The elephant is the largest of quadrupeds; 大象是四蹄动物当中最大的; his height is from eight to fourteen feet, and his length, from ten to fifteen feet. 高八到十四英尺,长十到十五英尺。 His form is that of a hog; his ey

发表于:2019-01-17 / 阅读(75) / 评论(0) 分类 美国语文第四册

Well, I was born with a rare visual condition called achromatopsia, which is total color blindness, 我出生在一个色彩极少的世界,世界只有明暗之分,这叫做全色盲 so I've never seen color, 所以我不知道什么是颜色, a

发表于:2019-01-18 / 阅读(69) / 评论(0) 分类 TED演讲国际问题篇

Details about Samsung's next big smartwatch have been trickling out for weeks. But now a new report gives us the most detailed look yet Samsung's next wearable. 关于三星下一代智能手表的细节已流传数周。但现下有一份新报告向我

发表于:2019-02-01 / 阅读(111) / 评论(0) 分类 阅读空间

Cat lovers of the world, rejoice! You finally have the chance to understand what your pet is saying thanks to a smart collar that can interpret feline meows and translate it into human speech. Aptly named Catterbox, the collar supposedly has a digita

发表于:2019-02-04 / 阅读(106) / 评论(0) 分类 实用英语

When you're out shopping it can sometimes feel like you're always stuck at the end of the longest line. 外出购物,总免不了碰上排队这个老大难问题:长长的队伍似乎总排不完。 Shoppers know this age-old dilemma all to well

发表于:2019-02-06 / 阅读(52) / 评论(0) 分类 阅读空间

The Rubik's Cube has puzzled the minds of millions for decades, with most people giving up before ever coming close to finishing the notoriously difficult game. 数十年来,极其难解的鲁比克魔方困扰了数以百万计的挑战者,他们中

发表于:2019-02-07 / 阅读(251) / 评论(0) 分类 阅读空间

Here are some key highlights from the 2016 Consumer Electronics Show, which concluded recently: 2016国际消费电子展刚刚落下帷幕,以下是本届展会的部分看点: 1. Netflix stunned the show with the announcement that it added 130

发表于:2019-02-07 / 阅读(75) / 评论(0) 分类 阅读空间

Rumors of a successor to Xiaomi's 2016 Mi 5 flagship smartphone have begun to heat up, but the company has cooled off any hype by announcing that it will skip Mobile World Congress this year. 虽然关于2016年小米5旗舰版后续型号的传闻越炒

发表于:2019-02-08 / 阅读(82) / 评论(0) 分类 英语新闻

Disney has announced plans to build an enormous Star Wars land marking the biggest expansion in the theme park's history. 迪士尼宣布,计划建造一个《星球大战》主题的大型园区,这将是迪士尼史上最大的园区扩张。 I

发表于:2019-02-17 / 阅读(97) / 评论(0) 分类 阅读空间

俄罗斯测试现代化的反潜机 MOSCOW, Jan. 5 (Xinhua) -- Russia's Northern Fleet will test a modernized anti-submarine aircraft, the Il-38N, which could be used in the Arctic region, a military official said Sunday. The plane has been enhanced

发表于:2019-02-18 / 阅读(60) / 评论(0) 分类 英语新闻

Reporter: Keeping track of carbohydrate intake, monitoring blood-sugar levels, and injecting insulin is a never-ending cycle for diabetics trying to stay healthy. Labs at Harvard University and MIT have realized major advances in engineering to maint

发表于:2019-02-18 / 阅读(146) / 评论(0) 分类 英语新闻

If you've ever felt threatened walking home late at night, chances are you've phoned a loved one to make sure they know you're safe. 如果你深夜步行回家时感到害怕,你极有可能向你爱的人打电话,向他们报平安。 But maki

发表于:2019-02-18 / 阅读(81) / 评论(0) 分类 阅读空间

Bringing a giraffe into the world is a tall order. A baby giraffe falls 10 feet from its mother' s womb and usually lands on its back. Within seconds it rolls over and tucks its legs under its body. From this position it considers the world for the f

发表于:2019-02-19 / 阅读(58) / 评论(0) 分类 英语美文

Come down, come down! yelled the seamen to Daggoo, 下来,下来!水手们都对大个儿高声叫嚷, but with one hand holding on to the heavy tackles, so that if the head should drop, he would still remain suspended; 他一只手抓住那只大

发表于:2019-03-10 / 阅读(111) / 评论(0) 分类 白鲸记
学英语单词
absolute inflation
absorbed radiation
absorption spectra
adolescent growth spurt
affirmest
air fare
alcarraza
alkarylamine
Argasala
array antenna
backie
bekko
biographizes
buaze
CAJI
capacitous
cesium chromium alum
Churg-Strauss syndrome
coating tubing
cobaltic dinitrotetrammine salt
commonwealth banks
conspicuous object
cross-switch
data archiving
deputy secretary-general
dichthadiigyne
e-fold length
ecohouses
Eupneron
fatou
filter pooling
finasteride
fine phase shifter
Food and Agriculture Organization of the United Nations
fortran v
gaize
genus myrmecias
genus Saxicola
gestyll
hammer-harden
hanslicks
hippocampuses
human chorionic gonadotrophin
infra-axillary
inner object damage (iod)
intermittency beat
isotactic poly-1-butylene
junction boundary
kaisonians
kerosene degreasing
Kidder ingrain carpet
lateral conductor
logandale
Mapaluma
marine biochemical resource
modificates
money corporation
multiple control accounts
nervi suralis
Nicholville
nonfile-structure device
oatless
osculatrices
phi beta kappa
phototheodolites
pleeze
poor gas
quadruple stars
Radio City Music Hall
reactor operator
Reichert's membranes
S'pore
self-propelled vehicles
selfcatering
sentences
septoria ranunculi-vernyi
size reduction machinery
sound synthesizer
splay walls
squeasy
straight-flute drill
stray-gundersen
streaming video
sub-synchronous layer
surface stability
Tarf, Wilaya d'
target-setting
test value
thermally-bonded nonwoven fabric
this that or the other
tolazamides
tri-cornered
tribars
tropical-forest
Veitch magnolia
Velanai I.
WAF-1
want of goods
Willow Island
wood clothes peg
xbox
Yoselin