海洋天然产物化学

This the VOA Special English Agriculture Report. It can be hard to decide which foods to buy in an American grocery store these days. The information on many products makes different claims. These labels suggest that the food is safe, pure or kind t

发表于:2018-12-15 / 阅读(43) / 评论(0) 分类 VOA慢速英语2007年(三)月

An international tiger conservation workshop is underway in Yunnan's capital, Kunming. Topics for discussion include the protection of wild tigers and combating the illegal trade in animal products. Shi Kun is the director of the wildlife institute a

发表于:2018-12-19 / 阅读(62) / 评论(0) 分类 世界各地新闻集锦

SAMPLE DIALOG A: Its time the government took stricter standards control on cosmetic products. The low quality cosmetics have caused various skin diseases among users. B: Yeah, the producers use harmful ingredients to lower costs and add profits. A:

发表于:2018-12-29 / 阅读(70) / 评论(0) 分类 新视野大学英语:视听说教程 2

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(99) / 评论(0) 分类 2014年VOA慢速英语(八)月

AS IT IS 2014-07-10 Plastics Blamed for Harm to Sea Environment 塑料对海洋环境造成严重危害 A new report says plastics are responsible for $13 billion in damage to the oceans and the undersea environment. The findings were announced recen

发表于:2019-01-12 / 阅读(72) / 评论(0) 分类 2014年VOA慢速英语(七)月

Pulp from Plants Makes Packaging More Earth-Friendly 植物纸浆让包装更环保 The average American throws away about 84 kilos of plastic every year. Much of that ends up in the ocean, according to the marine research group Algalita. Almost half

发表于:2019-01-12 / 阅读(145) / 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(76) / 评论(0) 分类 VOA标准英语2010年(八)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(117) / 评论(0) 分类 2016年Scientific American(十)月

Designers from all over the world are exhibiting at Design Days Dubai. The exhibition, in its second year, features many designs made from recycled waste and is also inspired from nature. Our reporter Li Dong has the details. A 'Tufty' chair that loo

发表于:2019-01-19 / 阅读(62) / 评论(0) 分类 英闻天下

Todd: So, Steven you've been talking a lot about adventures you can do in your country. Do you have any stories of adventure that's happened to you in your own country of Costa Rica? Steven: Well, when I was in middle school, my school decided to tak

发表于:2019-01-20 / 阅读(49) / 评论(0) 分类 原版英语对话1000个

Todd: So, Steven you've been talking a lot about adventures you can do in your country. Do you have any stories of adventure that's happened to you in your own country of Costa Rica? Steven: Well, when I was in middle school, my school decided to tak

发表于:2019-01-25 / 阅读(77) / 评论(0) 分类 英语趣味课堂

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(65) / 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(79) / 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(100) / 评论(0) 分类 英文语法词汇

商务常用语翻译二 生活用品 vital commodity 产品陈列馆 produce museum 农作物农产品 produce of fields 工业产品 industrial products 智力产品 intellectual products 海产品 marine products 天然产品 natural products 副产品 residual products 质量 上等货 Al a

发表于:2019-02-04 / 阅读(65) / 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(86) / 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(73) / 评论(0) 分类 VOA标准英语2008年(十月)

Rachel Carson 蕾切尔-卡逊 Rachel Carson was a marine biologist and a nature writer. 蕾切尔-卡逊是海洋生物学家和自然作家。 She really cared about nature and enviroment. 她很关切自然和环境。 She spent a lot of time read

发表于:2019-02-11 / 阅读(68) / 评论(0) 分类 与美国小学生一起学英文第5册

Tanmen is a small town that sits along the east coast of China's southernmost Hainan Province. With a history of more than 1,000 years, it's a renowned fish market in China, as well as a well-known fishing port. 81-year-old fishermen Su Chengfen has

发表于:2019-02-14 / 阅读(84) / 评论(0) 分类 2016CRI中国国际广播电台

According to a document released at the conference by China's Ministry of Environmental Protection, the country has established over 2700 nature reserves covering a combined area of nearly 1.5 million square kilometers. That accounts for about 15 per

发表于:2019-03-04 / 阅读(179) / 评论(0) 分类 2016CRI中国国际广播电台
学英语单词
actinidol
adjustable tripod
alloys
arenaceous foraminifera
aurora
aveer
axle-load
basketballing
be sufficient to
biagi
Billy Graham
bola ties
caloris
chongzhen
Chooz
cladding process
claim for relief
cloth yard
common return circuit
contact slide method
dc offset voltage
de Pompadour
dianthracene
distribution licence
doc-
drafting scale
duplex mechanical stoker
dust cloths
ECFl
eudrilids
exploration projects
file print
fire bill
foam feed
fordele
fuel-oil residue
galam butter
global corporation
gosan-chikus
group life insurance policy
hand regulation
hangchows
hilus nuclei dentati
Hydroxylidestrenolied
I-ARTER
intervarietal hybrid
intervertebral veins
Kume Masao
ladinos
Lanciego
leveling point
lift crank
low order
luridum
Mandab Strait
manufacturing overhead-outsourced
meningeal branch of spinal nerves
microscopic constant
miniaturized electrophysiological tape recorder
multiriver
nasolabial
National Gallery of Victoria
native prussian blue
nclan
Neunkirchen-Seelscheid
nomadic people
nonsorted polygon
obsist
Odonatoidea
olivescent
overall coordination
polymonium caeruleum van-bruntiaes
porto guaira
primary signal
psce
radburns
reactivity control
repairing charges
reversing drum switch
Rhaphiolepis salicifolia
rhode i.
Rivière-au-Renard
santimi
scattered rays
sentry post
shell powder
shocking injection
SKF-385
slings and arrows
soda jerker
ssbd
store lease
temporary action
tension gage
Tourrette-sur-Loup
trumpet-shapeds
turn ... in
undelimitated
us tan
VALENCIIDAE
web of curves
weisstein