[晶体] 有机物晶体化学

Autobiography of Nobel Prize Winner: Jean-Marie Lehn I was born on September 30 1939 in Rosheim, a small medieval city of Alsace in France. My father, Pierre Lehn, then a baker, was very interested in

发表于:2018-12-05 / 阅读(119) / 评论(0) 分类 英语沙龙2004全年合辑下

By Mario Ritter Broadcast: July 8, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Recently, a listener in Nigeria told us about an organization called World-Wide Opportuniti

发表于:2018-12-07 / 阅读(142) / 评论(0) 分类 VOA2003(下)-农业与经济

Lesson 80 The Crystal Palace 水晶宫 First listen and then answer the question. 听录音,然后回答以下问题。 How many people visited the Great Exhibition of 1851? Perhaps the most extraor

发表于:2018-12-08 / 阅读(320) / 评论(0) 分类 新概念英语第二册

The script of this programme 本节目台词 The Crystal Palace was a building made almost entirely of glass John: Hi there! Welcome to On The Town from a very interesting part of south London. I'm John, with me Oliver. We're at Crystal Palace. Oliver:

发表于:2018-12-19 / 阅读(195) / 评论(0) 分类 都市掠影

1. What's your major in college? 你的专业是什么? 2. What did you major in? 你的专业是什么? 3. What are you majoring in? 你的专业是什么? 4. Why are you so interested in English? 为什么你对英语那么感兴趣? 5. I t

发表于:2018-12-25 / 阅读(152) / 评论(0) 分类 面试口语脱口而出

Murchison Meteorite's Chemical Bonanza The 1969 Murchison meteorite was known to harbor complex organic compounds, but a new analysis in Proceedings of the National Academy of Sciences finds that it may also contain millions of chemicals and shed lig

发表于:2019-01-02 / 阅读(199) / 评论(0) 分类 60秒科学

The United States space agency says its Mars exploration vehicle has discovered chemical substances necessary for life. Scientists reported that NASAs Curiosity rover found large amounts of organic molecules in 3.5 billion-year-old rock in an area ca

发表于:2019-01-03 / 阅读(117) / 评论(0) 分类 2018年VOA慢速英语(六)月

As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la

发表于:2019-01-03 / 阅读(158) / 评论(0) 分类 2014年VOA慢速英语(八)月

Broadcast: Mar 17, 2003 Rain hits the 1) shingles on the large covered porch that leads up to David Masumoto's farmhouse. From the porch he can see 90-year-old 2) raisin 3) vineyards his family has te

发表于:2019-01-03 / 阅读(166) / 评论(0) 分类 VOA2003(上)-科技先知

今天我们要学的词是organic。 Organic, 有机的,绿色的。 Organic product, 有机产品。近年来,美国很多消费者开始崇尚绿色、有机食品。不过,统计数字显示, Organic food accounted for only 3.5% of the fo

发表于:2019-01-11 / 阅读(135) / 评论(0) 分类 英语每日一词

AS IT IS 2016-10-05 Nobel in Chemistry Goes to Makers of Worlds Smallest Machines 2016诺贝尔化学奖:世界上最小的机器 Three scientists have won the Nobel Prize in Chemistry for their work in developing tiny machines. The three men are Jea

发表于:2019-01-12 / 阅读(130) / 评论(0) 分类 2016年VOA慢速英语(十)月

More Land Being Used for Organic Farming More land around the world is being dedicated to organic farming. The Worldwatch Institute says since 1999 theres been a more than three-fold increase to 37 million hectares. Organic farming is farming without

发表于:2019-01-13 / 阅读(138) / 评论(0) 分类 VOA标准英语2013年(一月)

Having the opportunity to take on a diverse range of classes such as economics and chemistry along with her music studies is the perfect combination for Diane. Marsha James | Washington DC 10 August 2010 Oberlin Conservatory of Music Student Diane Ly

发表于:2019-01-13 / 阅读(144) / 评论(0) 分类 VOA标准英语2010年(八)月

SCOTT SIMON, HOST: Organic milk is widely available these days, but what does that label really mean? A new Washington Post investigation found that there are considerable differences between the organic milk you can buy in a grocery store and the ki

发表于:2019-01-17 / 阅读(100) / 评论(0) 分类 2017年NPR美国国家公共电台5月

This years Nobel Prize in Chemistry is about the worlds smallest machines. G?ran Hansson, secretary general of the Royal Swedish Academy of Sciences, earlier this morning. The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Priz

发表于:2019-01-17 / 阅读(172) / 评论(0) 分类 2016年Scientific American(十)月

Voice 1 Hello. Im Marina Santee. Voice 2 And Im Elizabeth Lickiss. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Milk chocola

发表于:2019-01-19 / 阅读(122) / 评论(0) 分类 环球英语 Spotlight

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im

发表于:2019-01-30 / 阅读(206) / 评论(0) 分类 农业与发展

By Tom Rivers London 07 October 2009 Ada Yonath (file photo) Two Americans and one Israeli share this year's Nobel Prize in Chemistry for their work showing how the DNA code is translated into life itself. Americans Venkatraman Ramakrishnan and Thom

发表于:2019-02-03 / 阅读(135) / 评论(0) 分类 VOA标准英语2009年(十月)

By Kevin Billinghurst Stockholm 10 October 2007 The 2007 Nobel Prize for Chemistry has been awarded to Gerhard Ertl of the Max Planck Society in Berlin. Kevin Billinghurst has the story from Stockholm. The Royal Swedish Academy of Sciences honors Pr

发表于:2019-02-04 / 阅读(149) / 评论(0) 分类 2007年VOA常速英语(十月)

Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Marina Santee. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. A small candle burns. It re

发表于:2019-02-21 / 阅读(131) / 评论(0) 分类 环球英语 Spotlight
学英语单词
abim
absolute gravity measurement
Achilles tendons
acidic industrial waste
Albright-Knox Art Gallery
alpha particle model
alpha particles
ambostracon fengshenga
anticorrosin
assogue
average intracorrelation
bend cutting
bluiter
bole
calcium carbide
causality of automaton
centa (csenta)
close behind
dead vaccine
decay heat removal
decorative lamp
discrowned
disposal horizon
disulfide bridge
dorsalia
double-door
easyupdate
echo-ranging sonar
enquarter
Erikson, Erik Homburger
estivator
European Parliaments
fabrication reliability
Fiscalists
free safety
gelante
gill net capstan
Gluiras
got carried away
hand-go shower set with soap holder
have a notion of
higher-than-normal
historical continuity model
hum potentiometer
hydrogen-rich
imaginary profit insurance
indebtment
insuckings
jet off
layout of underground railway
lion's paw
local star
low-low plane of nutrition
magnetic-optical disc
man-machine dynamics
matrix formulation for cost allocation
mesitic acid
Motihari
Naameh
nonagouti
nootkatone
Nosy-Be
note-pads
ntra
Nucleus centralis lateralis
Nyquist theory
occlusion amblyopia
offer subject to our confirmation
operating with reduced vacuum
Paihia
paroxysmalism
picenic acid
picks-off
power-transmission
pressurizer surge nozzle
pulliron
recent studies show that
referenda
relay operation
rigidity of wood
s-to-r variation
Salix psammophila
sandy clay of low liquid limit
semigovernmental
sheng nu
silent running
single stage suspension
spotted squeateagues
St Croix R.
steel worker
sulfur-based
take to the boats
Tax-exempt sector
Ticker Symbol
totalfinaelf
tree-lines
twig cutting
ugandite (bismutotantalite)
unfuzzy
variable head viscometer
vibrotaxis
vignetting at the centre of the field