[化] 标记原子

By Mario Ritter Broadcast: July 29, 2003 (THEME) VOICE ONE: I'm Bob Doughty with Phoebe Zimmermann, and this is the VOA Special English program, SCIENCE IN THE NEWS. VOICE TWO: This week -- a special

发表于:2018-12-01 / 阅读(177) / 评论(0) 分类 VOA2003(下)-发展与科学

[00:00.00]Lesson 4 Atom [00:01.95]原子 [00:03.89]The really strange thing about atoms is that most of us will never see one. [00:08.87]原子最奇特之处在于绝大多数人永远也无法看到它。 [00:13.84]Atoms are so small that it's impo

发表于:2018-12-08 / 阅读(67) / 评论(0) 分类 赖世雄学英语第四册

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-12 / 阅读(97) / 评论(0) 分类 英语小短文

Now, while the smell wafts over you, let me tell you the history of an idea. 现在,趁着香味还萦绕在你们周围,我来为你们介绍一个想法形成的过程。 Everything that you're smelling in here is made up of atoms that come fro

发表于:2018-12-19 / 阅读(77) / 评论(0) 分类 TED演讲教育篇

Good afternoon. 下午好。 As you're all aware, we face difficult economic times. I come to you with a modest proposal for easing the financial burden. 众所周知,我们正处经济困难时期。今天我带来了一个小小的建议可以消除

发表于:2018-12-19 / 阅读(40) / 评论(0) 分类 TED演讲教育篇

Now if you use the right kind of atoms and you get them cold enough, something truly bizarre happens. 如果使用正确的原子,并让其足够冷却,奇迹就会发生。 It's no longer a solid, a liquid or a gas. It enters a new state of matt

发表于:2018-12-19 / 阅读(65) / 评论(0) 分类 TED演讲教育篇

[00:06.37]The United States has a new official clock. [00:10.95]The clock began operating late last year in the American city of Boulder,Colorado. [00:18.39]Experts say the new clock is so exact that it will neither gain nor lose so much as one secon

发表于:2018-12-26 / 阅读(62) / 评论(0) 分类 美国英语听力80篇

M adam President and * Members of the General Assembly: When Secretary General Hammarskjolds invitation to address this General Assembly reached me in Bermuda, I was just beginning a series of conferences with the Prime Ministers and Foreign Ministe

发表于:2018-12-30 / 阅读(411) / 评论(0) 分类 名人演讲

[AUTHENTICITY CERTIFIED: Text version below transcribed directly from audio. (2)] *Madam President and* Members of the General Assembly: When Secretary General Hammarskjold’s invitation to address t

发表于:2018-12-30 / 阅读(125) / 评论(0) 分类 美国经典英文演讲100篇

Welcome. And congratulations. I am delighted that you could make it. Getting here wasn't easy, I know. To begin with, for you to be here now trillions of drifting atoms had somehow to assemble in an intricate and intriguingly obliging manner to creat

发表于:2019-01-01 / 阅读(94) / 评论(0) 分类 万物简史

The bad news is that atoms are fickle and their time of devotion is fleeting-fleeting indeed. 原子很脆弱,它们的献身时刻倏忽而过--简直是倏忽而过,这是个坏消息。 Even a long human life adds up to only about 650,000 hour

发表于:2019-01-01 / 阅读(48) / 评论(0) 分类 万物简史

M.I.T. researchers have developed a piezoelectric fiber that would react to electric currents and have the potential to record or produce audio. Clothing is so yesterday. I mean, really, what can it do? It cant pick up sound, or beep at us if somethi

发表于:2019-01-02 / 阅读(74) / 评论(0) 分类 60秒科学

This is scientific Americans 60 Second Science. I'm Steve Mirskey. Got a minute? The lure of gold can be electric to some people even though the element is chemically inert on the large scale. But the researchers from Georgia Tech report that down at

发表于:2019-01-04 / 阅读(114) / 评论(0) 分类 Scientific American(三)月

Clothing is so yesterday. I mean, really, what can it do? It cant pick up sound, or beep at us if somethings wrong. Or can it? M.I.T. researchers say theyve developed a fiber that would allow clothing to eventually do those things. Their study is in

发表于:2019-01-08 / 阅读(68) / 评论(0) 分类 Scientific American(七)月

The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-01-08 / 阅读(131) / 评论(0) 分类 英语小短文

[00:03.08]Unit 21 Human Biology Lesson 2 Brain Power [00:09.67]Exercise 2 Listen to a science lesson. [00:13.42]Use the strategies to complete the gaps [00:15.74]in this summary. [00:22.96]Right, the topic of today's lesson [00:25.59]is the brain. [0

发表于:2019-01-10 / 阅读(259) / 评论(0) 分类 北师大版高中英语模块7(选修)

EXPLORATIONS - Nanotechnology: How the Science of the Very Small Is Getting Very BigBy Mario Ritter Broadcast: Wednesday, February 08, 2006 (MUSIC) VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Faith

发表于:2019-01-16 / 阅读(87) / 评论(0) 分类 2006年慢速英语(二)月

文本: King Arthas:Times running out, Anubarak. Weve got to get inside the Throne _(1)_ before Illidan does. Anubarak:The Throne Chamber lies within the frozen peak at the center of the valley. It can only be opened by activating the four ench

发表于:2019-01-23 / 阅读(69) / 评论(0) 分类 小龟乐游记英语短文

Science and Technology Fundamental physics Antimatter of fact 科技 基础物理 反物质研究突飞猛进 Researchers at CERN have held on to anti-atoms for a full quarter of an hour 欧洲核子研究中心的科研人员让反原子颗粒存在时

发表于:2019-01-26 / 阅读(58) / 评论(0) 分类 经济学人科技系列

WASHINGTON, May 1 (Xinhua) -- Scientists from IBM on Wednesday unveiled the world's smallest movie, made with one of the tiniest elements in the universe: atoms. Named A Boy and His Atom, the movie used thousands of precisely placed atoms to create n

发表于:2019-02-04 / 阅读(66) / 评论(0) 分类 英语新闻
学英语单词
accept customers' materials for processing
acetamido
aerograph
alkaline lubricating oil
apogon coccineus
Atlantic liner
barricadoes
base bias
bell-ringing transformer
benzyl hydrazine
bijlmermeer
bochner
bpl., b.p.l., b.pl.
Chicagoese
coinstantaneity
come under the hammer
conditional mean filtering
conium
containment gas control system
coordinate data receiver
crepitin
Cubizit
dem-me
diskset
dotted-dashed
driving-test
Dymid
economic development zone
Eider River
equivalent normal form method
exclusive bargaining rights
fade-out measures
false-killer whale
fault indicated brake system
fear of failure
ferash
file storage unit
flat-layer powder camera
ganglion placode
gas logging
Grimm discharge spectroscopic analysis
have no foundation
heating ventilation air conditioning
Immenhausen
intestinal parasitosis
isotropic random function
ivy-covereds
keyences
kumps
Le Leuy
lienz
linearly dependence
loss of expectation of life
machilus grijsii hance
macroprint
magnesium ammonium chloride solution
mail-ordering
malted milk powder
manipulative-mechanical ability
metaplastic anemias
meteorological ship
mithridatize
monomorphism
near-end crosstalk loss
nechaev
neuropin
non-encapsulated-winding dry-type transformer
non-normal equation
non-spin hoisting cable
outflow total
overlap days
parallel compensation
parameter drift
Pentilen
pressure sense
Précy-sur-Oise
rainfall -temperature relation
rechanging
replicability
return the seals
rice milling unit
rock retaining wall
salft
Schottky barrier double rectifier
semibullvalenes
series of scales
side horse
St John I.
synchronous contactor
tabular calculation
tension-moisture curve
tincal (borax)
to span
trecenas
Trzemeszno
tube support plate
universal axial vector fermi interaction
ventral tubercle
Veterans Affairs
wall tile
withdrawal of claim