[化] 凯库勒结构

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(136) / 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(124) / 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(177) / 评论(0) 分类 VOA2003(下)-发展与科学

So, to summarize, the idea is this: 所以,总结来说,观点是: As our world becomes increasingly instrumented 当我们的世界变得越来越工具化 and we have the capabilities to collect and connect the dots 我们有能力搜集和链接

发表于:2018-12-02 / 阅读(78) / 评论(0) 分类 TED演讲教育篇

[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(154) / 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(56) / 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(178) / 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(268) / 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(88) / 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(73) / 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(120) / 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(89) / 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(71) / 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(76) / 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(112) / 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(86) / 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(61) / 评论(0) 分类 TED演讲商业篇

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(74) / 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(224) / 评论(0) 分类 高频英语口语对话

A Canadian official delegation visited the oil sands boomtown of Fort McMurray Monday. It was led by Alberta Premier Rachel Notley. She toured the area devastated by wildfires, praised first responders for their efforts, and vowed to rebuild lost str

发表于:2019-02-18 / 阅读(103) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
AASM
Abelian differential
absolutely-unbiassed estimation
afrikanerdoms
alanosine
algorithmic convergence
athwartship bulkhead
basal border loop
bernardini
block anaesthesias
branchiosteges
bromosulfite
cast-off cells of stomach
chlorsalicylamide
climbing hemp-vines
common integral
commuter train
concept of criminal law
cut someone short
cyrturanus
Dechlorane
delicatulus
den up
deutocerebral
dynamist
enfever
entrappings
extraordinary case
f(a)ecal strepto-coccus (pl. f(a)ecal streptococci)
false face
flexible plate
flower-making
frame swiching
go to the police
graph theory
haydel
heater discharge pipe
high pressure steam system
infuriated
insurmountable
invoice discounting
kirkyards
komal
Lappula spinocarpos
Laxo
losenger
macrofibril
maxilloorbital
mediorhynchus orientalis
micro combustion burner
mulhorandi
n-next
natural granary
neottia japonica
nitrosite
noiray
non-leather
north by west
not an exact science
nowhere to be found
ophthalmospintherism
orbicularis phenomenon
parisa
pedras
pekinense
Pettigoe(Pettigo)
photoelectric relay meter
pontificating
post-flare loop
precostal spur
presumption of good faith
principle of justice
propagator
Putinisation
quartz crystal monochromator
radiometric calibration
razzouk
rear-facings
reflection modulated optic fiber sensor
renitence
rescore
Romanaccio
sabrerattling
seastar
sebby
sodium aminoarsenate
spacex
speech channel
Stenothyra
texture sensing
theory of demand
theory-free research
total amount index
toxicologic
true motion indication
turbine modulation
Umaisha
undefined instruction
urethane elastomer
Variable Deposit Requirements
witness to a deed
yellowfinch