金属 - 绝缘体 - 半导体结构

Vision of the Future For nearly all of his 86 years, architect Jacque Fresco has been designing cities of the future. Fresco’s structures all derived from a simple form that 1) fascinated him as a b

发表于:2018-11-28 / 阅读(146) / 评论(0) 分类 疯狂英语2004年

[00:03.38]1998 [00:06.71]They were, by far, [00:07.93]the largest and most distant objects [00:10.14]that scientists had ever detected: [00:12.36]a strip of enormous cosmic clouds [00:14.67]some 15 billion light-years from earth. [00:17.40](1)But ev

发表于:2018-11-30 / 阅读(138) / 评论(0) 分类 历年考研英语翻译

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(194) / 评论(0) 分类 VOA2003(下)-发展与科学

[00:02.95]Unit 10 Money Culcure Corner [00:07.32]The Euro-the Second Biggest [00:09.44]Currency in the World [00:11.62]On 1st January 2002, [00:13.94]twelve European countries started [00:15.74]using the new Euro as their official currency. [00:19.44

发表于:2018-12-04 / 阅读(164) / 评论(0) 分类 北师大版高中英语模块4

Science and technology 科技 Molecular Biology: Folding Stuff 分子生物学:折叠 Shape determines a protein's function. Determining that shape, though, is tricky. 蛋白质的结构决定功能,而结构的形成却很难。 ABOUT 120,000 ty

发表于:2018-12-05 / 阅读(70) / 评论(0) 分类 经济学人科技系列

Best of Megastructures 伟大工程巡礼之最 by Kevin Lustig In the last 100 years, 11 different skyscrapers have held the title of world's tallest building. With improvements in technology and materials, humans are pushing the limits of what buil

发表于:2018-12-08 / 阅读(188) / 评论(0) 分类 常春藤解析英语

[ti:UNIT 2 Biggest, Longest, Widest Lesson 10 Where's the Highest Hotel?] [0:00.571]UNIT 2 第二单元 [0:01.606]Biggest, Longest, Widest 最大,最长,最宽 [0:04.254]Lesson 10: 第十课: [0:05.797]Where's the Highest Hotel? 最高的酒店在

发表于:2018-12-10 / 阅读(275) / 评论(0) 分类 河北教育初中英语(初中起点)九年级上

[00:04.81]Many Americans desire to live in homes near coastal areas. [00:10.95]More than 3,000 people move to coastal areas every day. [00:16.74]But experts say one-fourth of the buildings along America's coastal areas may be damaged or destroyed by

发表于:2018-12-26 / 阅读(105) / 评论(0) 分类 美国英语听力80篇

New Wildfire Starts Near Los Angeles A dangerous wildfire has started in the Bel Air area of Los Angeles, California, as firefighters battle three other fires across Southern California. The latest wildfire reached the side of the busy Interstate 405

发表于:2019-01-03 / 阅读(85) / 评论(0) 分类 2017年VOA慢速英语(十二)月

The American rock group Journey released the song Don't Stop Believin' in 1981. This song, still popular in karaoke music bars, can help you learn about English grammar. Let's listen to some words from the song: Don't stop believing Hold on to that f

发表于:2019-01-03 / 阅读(133) / 评论(0) 分类 2017年VOA慢速英语(十一)月

This is Scientific American's 60-Second Science, I am Cynthia Graber. This will just take a minute. Counterfeiters and money minters constantly try to outsmart each other. But money could become much harder to forgethanks to butterfly wings. Butterfl

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 Scientific American(六)月

ENVIRONMENT REPORT -June 28, 2002: Rooftop Gardens By Cynthia Kirk Chicago City Hall This is the VOA Special English ENVIRONMENT REPORT. Officials in Chicago, Illinois, are hoping to help the environm

发表于:2019-01-09 / 阅读(83) / 评论(0) 分类 健康与环境

AS IT IS 2015-06-16 After Quake, Nepal Reopens Centuries-Old Structures 尼泊尔震后重新开放古建筑 Nepal has reopened its major World Heritage Sites in an effort to get tourists to return. Nepal depends heavily on money spent by overseas vi

发表于:2019-01-12 / 阅读(91) / 评论(0) 分类 2015年VOA慢速英语(六)月

The Relaxing Waters of Hot Springs National Park 阿肯色州温泉国家公园:放松的水域 Sometimes a visit to a national park means hiking rugged trails and climbing high mountains. Other times it means crawling through caves or rafting down a

发表于:2019-01-12 / 阅读(129) / 评论(0) 分类 2016年VOA慢速英语(九)月

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(97) / 评论(0) 分类 2006年慢速英语(二)月

That's the end of that. The next story is called In Praise of the Taxpayer. 这个故事讲完了。下一个故事叫作《纳税人的荣耀》。 That so many of the city's most venerable taxpayers have survived yet another commercial building boo

发表于:2019-01-18 / 阅读(72) / 评论(0) 分类 TED演讲商业篇

Cars And Lightning You may have heard that your car is a safe place to be in a thunder storm, and this is true. You might not know the reason for this, however.Well learn exactly what would happen if lightning struck your car. At first you might thin

发表于:2019-01-22 / 阅读(67) / 评论(0) 分类 英语时差8,16

seal n. 封铅,封条;印,图章;海豹v. 封盖,密闭 seam n. 缝,接缝,骨缝 解析:burst at the seams 胀破裂缝,过满,过于拥挤 come/fall/break apart at the seams 破裂,失败,崩溃 s

发表于:2019-02-03 / 阅读(79) / 评论(0) 分类 英文语法词汇

architecture:n. 建筑 enclose:v. 围住,圈起,封入 practical:adj.实用的 symbolic:adj.象征的 directly:adv. 直接地 determine:v.决定 utilize: v. 利用 achieve: v. 完成 seek: v. 寻找 shelter:v. 保护 enhance:v. 提高

发表于:2019-02-12 / 阅读(88) / 评论(0) 分类 托福英语

unit 418 推荐书籍 dialogue 英语情景对话 To: Zhang Jian 收件人:张剑 From: Lily Wong 发件人:莉莉王 Date:April 26, 2002 日期:2002年4月26日 Subjed:Crafting Beautiful English Sentences 主题:构思精美的英语句子 Z

发表于:2019-02-15 / 阅读(237) / 评论(0) 分类 高频英语口语对话
学英语单词
AAFP
Albert Camus
alcohol-benzene extract
angel shark
angle of acceleration
anti-blackout
Atteridgeville
be at home on the platform
be resistant to
bospal
capital accounts
chambre
chhays
clevre
colo(u)r developing reagent
conditional payoff matrix
covering chain
crimp-proof fabric
cross stream component
crystal ringing circuit
culture yeast
cutting circle
d.c.i
depositional mark
dermatoglyphic
doing away with
dry lakes
Early Latin
electro-constant
electronphobic
epicardial lead
ethna
euterpnosia suishana
expected service
fae
filator
file-manipulation command
flood(ed) lubrication
forceps-like
geochemical abundance
green-tailed towhee
hyperpnoeas
include me out
intervenient
Legendre, Adrien-Marie
lighting iris
loss from scrap disposition
Macroprosopy
manyak
mathematical semanticist
meftis
merkin'
metachloroperoxybenzoic acid
method of single stimulus
multiaddress order code
multiphase current
oceanfront
open boundary condition
originating in
Orobanchin
OTC over-the-counter
outpoised
padding cotton
perichondral ossification
person accountable for an estate duty
phantasmagorical
planning and decision accounting
pug-nosed
quasi-invariant
radar raingauge
reentry satellite
reliability of nuclear power plant
Rhododendron ovatum
ROYGBIV
schismatises
scleredemas
scrotal pouches
securities analyst
Semeron
semi-vitrified wheel
shipper pays taxes
siliqua japonica
Silver Streams
spatterdashed
specular reflection factor
spring box mould
stalkiest
stand letter of credit
steam-turbine automatic remote control system
straight wall
temperature-entropy plot
thrombolysin
timber form factor
to a certain degree
toll traffic
tongjiang
transient synovitis
travelling stay
trysquare
uparise
westerfields
yttrium stabilized zirconia (ysz)