三芳基甲烷染料

The northeast just had its first big snow of the season. Meanwhile, on Titan, it was foggy. That weather report brought to you by researchers publishing in the journal Astrophysical Journal Letters. The scientists found that Titan, Saturns largest mo

发表于:2018-12-02 / 阅读(115) / 评论(0) 分类 Scientific American(十二)月

Scientists in Mexico say they may have found a way to cut production of methane, a gas linked to rising temperatures on the Earths surface. The scientists say their method may help reduce the methane released by cows, one of the main producers of the

发表于:2018-12-07 / 阅读(173) / 评论(0) 分类 2017年VOA慢速英语(二)月

Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news. Indigo gets its name from the plant Indigofera tinctoria and its relatives, whic

发表于:2018-12-24 / 阅读(126) / 评论(0) 分类 2016年Scientific American(九)月

Fog Found on Saturn's Moon Titan A study in Astrophysical Journal Letters reveals that Titan may be home to the familiar atmospheric condition known as fog--but made out of methane. Karen Hopkin reports The northeast just had its first big snow of th

发表于:2019-01-02 / 阅读(112) / 评论(0) 分类 60秒科学

This is Scientific American's 60-second Science, I am Karen Hopkin. This'll just take a minute. Methane is a greenhouse gas that traps heat even better than carbon dioxide. It comes from a variety of sources, including fossil fuel production and even

发表于:2019-01-08 / 阅读(102) / 评论(0) 分类 Scientific American(七)月

Australian scientists say an organic compound used by Indian women to paint dots or bindi on their foreheads could hold the key to a breakthrough in cancer treatment. Rose Bengal was first used in the early 1900s as a dye for food, textiles and cosm

发表于:2019-01-11 / 阅读(104) / 评论(0) 分类 VOA标准英语2008年(八月)

SCIENCE IN THE NEWS - Tons Of Methane Gas Could Be Trapped Under Antarctica BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. Im Bob Doughty. SHIRLEY GRIFFITH: And Im Shirley Griffith. Today, we tell about methane gas thought to be tr

发表于:2019-01-12 / 阅读(100) / 评论(0) 分类 2012年VOA慢速英语(九)月

Dairy farmer, researchers look for ways to power cars with bio-gas from cattle Tom Banse | Bellingham, Washington 23 February 2010 Dairy owner Darryl Vander Haak turns cow manure into 'bio-gas' which burns like natural gas in a small electric power p

发表于:2019-01-13 / 阅读(113) / 评论(0) 分类 VOA标准英语2010年(二月)

An industrial venture once celebrated as a symbol of reconciliation between the two Koreas may be endangered by a sharpening dispute between the two sides. North Korea is essentially tearing up the agreements that make the zone run. North Korea's of

发表于:2019-01-13 / 阅读(108) / 评论(0) 分类 VOA标准英语2009年(五月)

SCOTT SIMON, HOST: A new study published in the journal Science finds methane emissions from U.S. oil and gas operations are 60 percent higher than previous estimates from the federal government. Now, this comes at a time when we're getting more and

发表于:2019-01-17 / 阅读(85) / 评论(0) 分类 2018年NPR美国国家公共电台6月

Flatulence, or passing gas, is a normal daily phenomenon. 胀气,或者放屁,是正常的日常现象。 Most individuals, yes, that includes you, 大多数人,是的,这包括你, will make anywhere from 500-1500 milliliters of gas and ca

发表于:2019-01-17 / 阅读(133) / 评论(0) 分类 TED演讲教育篇

Shale gas extraction 页岩天然气开采 The need to be seen to be clean 天然气是清洁能源吗? Natural-gas production is booming, but its green image is in question 天然气生产蒸蒸日上,但它的清洁能源形象却受到质疑 M

发表于:2019-01-26 / 阅读(150) / 评论(0) 分类 经济学人综合

DEVELOPMENT REPORT - Bringing Color to Life With Natural Dyes By Jill Moss Broadcast: Monday, August 15, 2005 I'm Barbara Klein with the VOA Special English Development Report. Dye can bring a little

发表于:2019-01-30 / 阅读(130) / 评论(0) 分类 农业与发展

By Gilbert da Costa Abuja 16 October 2006 An international campaign to draw attention to the huge agricultural potential of the Sahel drylands of Africa is gaining ground, with a recent workshop in Niamey, the capital of Niger. The campaign seeks to

发表于:2019-02-02 / 阅读(218) / 评论(0) 分类 2006年VOA标准英语(十月)

Jurors in Australia's biggest terrorism trial found six Muslim men guilty of being members of an extremist group that plotted to wage what prosecutors called violent jihad in the city of Melbourne. Four other men have been acquitted of related charg

发表于:2019-02-04 / 阅读(93) / 评论(0) 分类 VOA标准英语2008年(九月)

By Rosanne Skirble Washington 01 April 2007 The wife of presidential candidate John Edwards renewed her fight against breast cancer this week. Elizabeth Edwards is one of three million women in the United States living with the disease. Of the 275,00

发表于:2019-02-04 / 阅读(143) / 评论(0) 分类 2007年VOA标准英语(四月)

我们中的每个人都应该对自己日常生活活动和选择所产生的温室气体负责。因此,防止气候变化需要地球上的每个人共同来努力。 EACH and every one of us is responsible for the greenhouse gases we emit in ou

发表于:2019-02-05 / 阅读(78) / 评论(0) 分类 阅读空间

An investigation has revealed six garment manufacturers in Shanghai have made school uniforms using toxic dye. The city's quality watchdog says it found aromatic amine dye in uniforms sold to 21 primary and middle schools across the city. China's nat

发表于:2019-02-14 / 阅读(112) / 评论(0) 分类 英闻天下

Regardless of their source, any methane molecules in Mars's atmosphere would, on the basis of experiments on Earth, be expected to hang around for centuries. 不论它从何而来,根据地球的实验,火星大气中的任何甲烷分子将有望徘

发表于:2019-02-16 / 阅读(115) / 评论(0) 分类 经济学人科技系列

9月16日是墨西哥馆日,墨西哥馆五颜六色的风筝森林吸引了不少人的眼球,你知道小小的风筝里有什么大学问吗?其实风筝也有很多种分类哦,一起来看看吧。 说到kite这个单词,这也许是我们

发表于:2019-02-18 / 阅读(161) / 评论(0) 分类 英语口语
学英语单词
'member
47
aaos
acousto-optically tuned laser
algorithmic logic
balanced hypothesis
barbudas
basinwide
batch type annealing furnace
beta-adrenergic blocking agents
Bible-thumper
binominals
bottle cleaning machine
Celib-
chained linear list
Chinese white poplar
cold-starting ability
corective equalization
degausing range
deterministic semantics
diesel engine
DirectMusic
draw cut
dunrossnesses
electronic pulse height analyzer
electrooptic crystal storage
established design
ethmia assamensis
eye M.D.
Fan Si Pan
feedwater header
fire wood
fully reducible matrix algebra
functional ecology
Geraghty's tests
graphics printer
greenmans
group medical practice
Haarle
handclapping
handle operated directional valve
Hang-chau
heroness
hexachlorobenzene
hexitol
hospenthal (hospental)
host compiler
index of sequence
Jagstzell
LaxagetenTriacephentinum
Leahy screen
Legacy Costs
lower triangular group
macropia
multi-channel pulse height analyzer
multiwheel
n.dak.
nail-biters
neuralgia
neutralization coil
noncelebrity
operate-time characteristic
overridden
PAM-CL
Plasmodium inui
pre-excited CO laser
presurize
probation rate
projection coping
pulmonary amniotic embolism
Pulmones
putchamins
recess(us)
reflective optical system
Reid Hunt's reaction
reverse collection
sensibles
short loop drier
singly linked ring
sinus of thoracic wall
skein cell
soleyne
Sporobolomycetales
staining solution
steam-bending
t'iao sh?n i chih
Tesla-D'arsonval ammeter
through phrase
tigerton
title domain name
torrez
toxic pollutant
transmission coefficien
Tunceli
tunneling magnetoresistance (tmr) effect
Undecaprenyl-diphosphatase
urea unit
usage charge
xrt
yellowknife
yhad
yo-yo dieting