声面波元件制程

Windows Vex Bats' Echolocating Abilities 干扰蝙蝠回声定位的烦人窗 Just as humans understand the shape of our surroundings by how light reflects off objects, bats use reflections of sounds they produce insteadwhats called echolocation. But

发表于:2018-12-02 / 阅读(97) / 评论(0) 分类 2017年Scientific American(九)月

[00:05.54]You tell... lies, Dad. 你讲的是谎言 [00:10.14]Stories are what you tell a 5-year-old at bedtime. 故事是拿来哄5岁小孩的 [00:14.22]They're not elaborate mythologies that you maintain... 不是你儿子已经2、30岁了 [00:17

发表于:2018-12-07 / 阅读(149) / 评论(0) 分类 听电影学英语-大鱼

Thai-Style 'Rolled Ice Cream' Getting Popular in U.S. This is Whats Trending Today. The weather in the Northern Hemisphere may be getting cooler, but there is still time left to enjoy frozen desserts typical of summer. One of the most traditional war

发表于:2018-12-07 / 阅读(63) / 评论(0) 分类 2017年VOA慢速英语(九)月

attendance 出勤,出席 play hooky / play truant 逃课 deadline 截止日期(交作业) extension 延期(无法按时交作业) academic dishonesty 学术欺诈行为 plagiarism 剽窃,抄袭 cheating 考试作弊 double submission of p

发表于:2018-12-18 / 阅读(120) / 评论(0) 分类 雅思英语

A: I was wondering if you could help me use the Student Job Center. B: There are many ways; what kind of job would you like? A: I want to work in a restaurant. B: Fine! Will you need part-time or full-time work? A: I want to work part-time. B: Fine,

发表于:2018-12-26 / 阅读(71) / 评论(0) 分类 雇佣-Employment

(THEME) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Faith Lapidus with the VOA Special English program EXPLORATIONS. You are listening to our program today on a radio. Almost no communication would exist in the world without the electromag

发表于:2019-01-03 / 阅读(116) / 评论(0) 分类 2018年VOA慢速英语(九)月

And then, in 2006, I met that guy. His name is Ze Frank. 然后,在2006年,我遇见了这个家伙。他叫泽弗兰克。 I didn't actually meet him, just on the Internet. 其实我们没有真正见面,只是在网上。 Ze Frank was running

发表于:2019-01-03 / 阅读(83) / 评论(0) 分类 TED演讲科技篇

EXPLORATIONS - The Story of Radio By Paul Thompson Broadcast: Wednesday, June 01, 2005 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: Satellite technology can broadcast radio anywhere. And this is

发表于:2019-01-07 / 阅读(111) / 评论(0) 分类 Explorations

Science in the News - Researchers Work on 3-D Printing of Living Tissue 研究人员3D打印生物活组织 Three-dimensional printers are fast becoming everyday devices in the United States. Three-D printers are used to make everything from automobi

发表于:2019-01-08 / 阅读(70) / 评论(0) 分类 2014年VOA慢速英语(十)月

Technology Report - Microsoft Competes Against Apple With New Tablet 科技报道 - 微软推出Surface与苹果iPad竞争 This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 Microsoft has announced its

发表于:2019-01-12 / 阅读(86) / 评论(0) 分类 2012年VOA慢速英语(六)月

'As American as Apple Pie' Welcome back to Words and Their Stories from VOA Learning English! Each week we explore the roots and meaning of common American expressions. Today lets talk about apples. The saying as American as apple pie describes thing

发表于:2019-01-12 / 阅读(359) / 评论(0) 分类 2016年VOA慢速英语(七)月

A: I was wondering if you could help me use the Student Job Center. B: There are many ways; what kind of job would you like? A: I want to work in a restaurant. B: Fine! Will you need part-time or full-time work? A: I want to work part-time. B: Fine,

发表于:2019-01-15 / 阅读(77) / 评论(0) 分类 英语情景对话-工作

A: What is the best way to find a job here? B: There are different ways of conducting a job search. Do you know what you want to do? A: I don't know. B: Can you work part-time or full-time? A: It doesn't matter right now, either one would be OK. B: T

发表于:2019-01-15 / 阅读(81) / 评论(0) 分类 英语情景对话-工作

So, some of you most likely were here two years ago and saw the demo by Jeff Han, 你们当中有些人两年前在这里应该看过Jeff Han演示微软的Surface系统, or some of you may think, Well, doesn't this look like the Microsoft Surface

发表于:2019-01-18 / 阅读(68) / 评论(0) 分类 TED演讲教育篇

By Liu Enming San Francisco, California 04 September 2007 Pipe picks up sounds created by waves At the tip of a tiny peninsula near San Francisco, California's Golden Gate Bridge stands the Wave Organ, a work of art that allows people to listen to mu

发表于:2019-01-20 / 阅读(148) / 评论(0) 分类 2007年VOA标准英语(九月)

Humans have used many devices to measure time. The sundial was one of the earliest and simplest. A sundial measures the movement of the sun across the sky each day. It has a stick or other object that rises above a flat surface. The stick, blocking s

发表于:2019-01-22 / 阅读(70) / 评论(0) 分类 英语时差8,16

DEVELOPMENT REPORT - Need to Dig a Well? Start HereBy Gary Garriott Broadcast: Monday, May 15, 2006 This is Shep O'Neal with the VOA Special English Development Report. There are several low-cost ways

发表于:2019-01-30 / 阅读(100) / 评论(0) 分类 2006年慢速英语(五)月

Imagine a therapy that supposedly cures most ailments and for which almost 100 per cent of all the published studies conclude is effective in other words, a panacea which has been tested but never faulted by science. This can only mean that the treat

发表于:2019-02-08 / 阅读(83) / 评论(0) 分类 英语新闻

Just as humans understand the shape of oursurroundings by how light reflects off objects, batsuse reflections of sounds they produce insteadwhat's called echolocation. But despite theirexcellent sensing abilities, one type of obstaclevexes the animal

发表于:2019-02-14 / 阅读(86) / 评论(0) 分类 2018年科学美国人1月

Those waves hitting the sand actually begin far out at sea. And it doesnt take much to get them going. A little wind will do the trick. First the wind blows over the surface of the water, generating the little ripples you can see just by blowing acro

发表于:2019-02-23 / 阅读(88) / 评论(0) 分类 英语时差8,16
学英语单词
a quiver full of children
abogenin
achromatic mass
allant-,allanto-
ametoecism
anhydraemia
antimonarchic, antimonarchical
aquilina
backward in
barium methoxide
biology of reproduction
breaking of muscle and tendon
CCIR
centiamps
concurrent testing
Conliege
current genetics
curved buttress dam
dentatothalamic fibers
design notes
desirable properties of estimator
developmental biologies
digital noise
Diplococcus reniformis
dissundering
dool
Dryopteris marginalis A. Gray
dysglobulinemia
ethelburga
ethic
external investment principal insurance
ferrostatin
fibre-optic communication
field garlic
foam depressant FBX-01
freeforming
full duplex (fdx)
Fusilier
gale signal
gentiana zollingeri fawe
government deficit
guidon
hand plate saw
hendergast
heupel
hydordynanmics
ice cream parlor
ignition apparatus
imposed upon
in the second place
involuntomotory
isovaleric acid p-phenyl-phenacyl ester
Iwa I.
jewellery store
landsquenet
lanthanoid complex
low-waisted
negative evaluation
nidations
nitromide
numeric display device
oestreicher
opocephalus
Orchard Beach
overtime bans
peaceniks
permament
phase lamp
phenates
phonological awareness
pinguescent
Planctomycetacia
Pleospongia
Pologiy Ostrov
prepayment of freight
pressure geophone
profit before taxation
put all one's eggs in one basket
quasi-arbitrators
quasi-elastic
reflection profiling
reserves undrilled proven
ring tube cutter
ruptor ovi
semiconductor device design and fabrication
sham-operated
solidity ratio
sound-changes
stalked bodies
staps
statutory laws
storage battery room
stove bolt
stratford
teletype channel
thermocauterectomy
track lining device
Uigur
ultra-optimeter
water sluice
welding togs
xanturil