海洋天然产物化学

Conservation Week starts tomorrow. During that week, DOC the Department of Conservation would like New Zealanders to celebrate our special places and our native wildlife. What are our special places? Our National Parks are some of our special places.

发表于:2018-12-05 / 阅读(104) / 评论(0) 分类 新西兰英语

Study: Ocean Acidity Exceeds Natural Norms New research suggests an overload of carbon dioxide in the oceans is posing a serious threat to marine life, food security and tourism. While most CO2 emissions from automobiles, buildings and factories go i

发表于:2018-12-16 / 阅读(102) / 评论(0) 分类 VOA标准英语2012年(一月)

发表于:2018-12-25 / 阅读(140) / 评论(0) 分类 洋话连篇

Section (B)Changes in the Balance of NaturePerceptions are relative. A single tree may seem large compared to a person. If you compare it to a mountain, however, thelarge tree seems small. In other words, things in nature are large or small, new or o

发表于:2018-12-29 / 阅读(120) / 评论(0) 分类 新视野大学英语读写教程(3)

Extinction—extinguisher To keep pace with Catch up with Competitor—competition—competitive—competitiveness Likely=possible ---likelihood=possibility vegetable—vegetarian ignorance—look ove

发表于:2018-12-30 / 阅读(112) / 评论(0) 分类 自考英语(一)78讲

Welcome to East Timor, one of the world's newest countries, and for the intrepid few, an emerging tourism destination with unspoiled natural beauty. And I just booked two weeks' holiday here. I went for three or four dives and I think it took us 36 h

发表于:2018-12-30 / 阅读(236) / 评论(0) 分类 国家地理2007年

Animals at Risk: Who Cares? An animal species becomes extinct when it fails to produce enough young is each generation to keep pace with the death-rate. We can tell from fossil evidence in rocks that

发表于:2018-12-31 / 阅读(122) / 评论(0) 分类 有声英文阅读

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(153) / 评论(0) 分类 2014年VOA慢速英语(八)月

Song:100% Natural Artist:Alsou Natural Oooh, yeah At the the centre of me, baby would you believe That I am everyything that I was born to be Why would I cover up What comes natural enough I have everything that god has given me I won't hide, who

发表于:2019-01-11 / 阅读(138) / 评论(0) 分类 英语热力歌曲

This is the VOA Special English Agriculture Report. The search for new fuels has led some researchers to algae. Algae is a name for thousands of different organisms. They include single-celled plants as well as kelp and other large plants. Blue-gree

发表于:2019-01-11 / 阅读(142) / 评论(0) 分类 VOA慢速英语2008年(十二)月

This is the VOA Special English Agriculture Report. The search for new fuels has led some researchers to algae. Algae is a name for thousands of different organisms. They include single-celled plants as well as kelp and other large plants. Blue-gree

发表于:2019-01-11 / 阅读(146) / 评论(0) 分类 VOA慢速英语2008年(十二)月

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

发表于:2019-01-12 / 阅读(108) / 评论(0) 分类 2016年VOA慢速英语(九)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(143) / 评论(0) 分类 VOA标准英语2010年(八)月

Make-Your-Own Soap Entrepreneurs Clean Up Some of these handmade soaps can be found at Dancing Bear Toys and Gifts in Frederick, Maryland. They include little soaps for children, shaped like watermelon slices, cupcakes, ducks and building blocks. Eac

发表于:2019-01-14 / 阅读(95) / 评论(0) 分类 VOA标准英语2012年(十一月)

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(168) / 评论(0) 分类 2016年Scientific American(十)月

Although chemistry had come a long way in the century that separated Newton and Boyle from Scheele and Priestley and Henry Cavendish, it still had a long way to go. Right up to the closing years of the eighteenth century (and in Priestley's case a li

发表于:2019-01-29 / 阅读(116) / 评论(0) 分类 万物简史

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(133) / 评论(0) 分类 VOA标准英语2009年(十月)

学科SUBJECTDISCIPLINES 科目Subjects 声学Acoustics 农业生态学Agriculturalecology 农业经济学Agriculturaleconomics 农业工程Agriculturalengineering 农业林学Agroforestry 分析化学

发表于:2019-02-04 / 阅读(145) / 评论(0) 分类 英文语法词汇

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(147) / 评论(0) 分类 2007年VOA常速英语(十月)

A Japanese and a pair of American scientists captured this year's Nobel chemistry prize for discovering a glowing green protein in jellyfish that can be used to spot the beginning of diseases like cancer. Lisa Bryant has more on the prestigious awar

发表于:2019-02-06 / 阅读(123) / 评论(0) 分类 VOA标准英语2008年(十月)
学英语单词
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ack pressure
amphibious plane
Artemisia gnaphalodes
ASH,A.S.H.
at one go
autodin
be not in
bean flicker
black mulberries
boiler grate
Bonython Ra.
celatone
chair warmers
chemical-composition variable
child's ticket
coining credit
constant-temperature pressure welding
counter-script
crackalacin'
Cristo
crossover leg
curse word
dispatch a mission to
double-deep pallet rack
duotrioed
Duval's nucleus
enmilden
eutectic colony
except against sb
extension of journey
fabricks
first offense
floppy disk flutter
fluorine dating
genus Aloe
Gouley's catheter
Handae-ri
heaviest-hearted
hen weekend
icecube trays
Imitation.
inactive plate
indanol
infiltration capacity
infraconstrictor
inkies
intelligence system
interlending agreement
iodoalkenyl
iridis
kollers
machine room width
mclnerney
measure ... out
name-plate voltage
oil tanker operation
orthoalkaligneiss
over-exposing
Panguna
parenteral science
peristeroid
petroleum price
phytocannabinoid
pin force
poke into
Premarrubiin
pretest conditioning
projection method e
prolactin releasing factor(PRF)
pulsation damping dashpot
pycnidiophore
Pātua
Ramus profundus
rapid analysis method
recapitalises
reliever from obligation
remainderers
Ribes reclinatum
short orders
single-sided magnetically linear motor
slugginess
small wonder that...
solvent pairs
solventized soap
suction tension
sump well
tape file
tectonic line
termination of adventure
theatre-style
thick film pcb
timber-and-tile roof
trepibutone
unangelic
universal Alfven-wave instability
unsaturated synthetic rubber
upsprung
vacuumfilter
virtual IP
wood frog