二氯碘甲烷

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(221) / 评论(0) 分类 Scientific American(十二)月

Kevin: Alright, Todd. Thought that I would ask you some questions about elllo. How long have you been running elllo? Todd: Actually, it started in 2003. So, it actually began as a graduate school project, and I never ended up finishing graduate schoo

发表于:2018-12-02 / 阅读(244) / 评论(0) 分类 原版英语对话1000个

Julie: Mike, go! Mike: Yep yep yep. Time to go alright. Julie: Mike, Im Chrissy's nanny. I dont want your parents walking in on us making out. Mike: I just wanted to hear you say making out. Julie: Mike! Mike: Alright. Oh and one more thing.. Julie:

发表于:2018-12-05 / 阅读(276) / 评论(0) 分类 成长的烦恼第四季

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(265) / 评论(0) 分类 2017年VOA慢速英语(二)月

Lights of Lousianne by jennifer warnes one summer night he'll light a lantern he'll catch a tiny firefly in a jar set her dancing on the mantle like a piece of star see how the boy lays low he wants the shiver in her wing see him hiding in the willow

发表于:2018-12-14 / 阅读(264) / 评论(0) 分类 十八首全球最好听的女声

Kevin: What were the biggest challenges you faced starting this website? Todd: Well, when I first started, I didn't know anything about computers, and I mean nothing about computers. I took a course, teachers and technology and I remember the first d

发表于:2018-12-25 / 阅读(201) / 评论(0) 分类 原版英语对话1000个

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(211) / 评论(0) 分类 60秒科学

EXPLORATIONS - September 18, 2002: National Cryptologic Museum By Paul Thompson German Nazi, American and Japanese coding machines. (Photo - Ed Bunyan) VOICE ONE: This is Mary Tillotson. VOICE TWO: An

发表于:2019-01-02 / 阅读(233) / 评论(0) 分类 Explorations

D Dahurian Rhododendron Leaf P.E 满山红提取物 Daidzein 大豆甙元 Daidzin 大豆甙 Dandelion P.E 蒲公英提取物 Daphnetin 瑞香素 Daphnin 瑞香甙 Daucosterol 胡萝卜甙 Dauricine 蝙蝠

发表于:2019-01-03 / 阅读(245) / 评论(0) 分类 医务英语

发表于:2019-01-10 / 阅读(349) / 评论(0) 分类 Wee Sing Around the World

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(194) / 评论(0) 分类 2012年VOA慢速英语(九)月

By Carolyn Weaver New York City 25 April 2007 Nigerian writer Chimamanda Ngozi Adichie Chimamanda Ngozi Adichie's acclaimed second novel, Half of a Yellow Sun , tells the story of a devastating moment in Nigerian history, the short existence of the b

发表于:2019-01-12 / 阅读(290) / 评论(0) 分类 2007年VOA标准英语(四月)

By Liu Enming Leesburg, Virginia 28 November 2006 watch Dodona Manor report In the quaint, historic town of Leesburg, in the eastern state of Virginia lies Dodona Manor, home to one of the most significant figures in the 20th century, a man who help

发表于:2019-01-12 / 阅读(282) / 评论(0) 分类 2006年VOA标准英语(十一月)

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(211) / 评论(0) 分类 VOA标准英语2010年(二月)

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(209) / 评论(0) 分类 2018年NPR美国国家公共电台6月

By Robert Berger Jerusalem 16 December 2007 An Israeli delegation is making an unscheduled visit to the United States amid disagreements over the recent American intelligence report on Iran. As Robert Berger reports from VOA's Jerusalem bureau, the v

发表于:2019-01-31 / 阅读(237) / 评论(0) 分类 VOA常速英语2007年(十二月)

LONDON, May 2 (Xinhua) -- The London Organising Committee of the Olympic and Paralympic Games (LOCOG) started its full-scale test of the Olympic Park on Wednesday as it delivers six final sporting test events as part of the London Prepares series. Du

发表于:2019-02-06 / 阅读(249) / 评论(0) 分类 英语新闻

Todd: Talking about body alterations, I think for men it's not so much cosmetic surgery, but it's steroids these days. That's the hot topic. Wendi: Do you think so? Todd: Well, I'll tell you, when I was in high school, I knew so many guys that did st

发表于:2019-02-11 / 阅读(204) / 评论(0) 分类 原版英语对话1000个

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(217) / 评论(0) 分类 经济学人科技系列

MILAN, May 18 (Xinhua) -- Midfielder Andrea Pirlo has been confirmed by AC Milan to leave the club after 10 seasons, while both Alessandro Nesta and Filippo Inzaghi have agreed to one-year extensions. The 31-year-old had his contract expired(期满)

发表于:2019-02-18 / 阅读(250) / 评论(0) 分类 英语新闻
学英语单词
adult body
Alexander Bell
alveld
ammonol
Arques
articulatio complexa
assignment by name
Axones
ballet companies
Bandya
bottom-chroming
calcanthus
cerebral hemorrhage
charge transfer transition
chiasmatic branch
chicken pot
commercial goodwill
competency profile
complementation map (giles 1958)
contrapugnant
cosubstrate
Cuscuta gronovii
Dantonesque
die-casting mould
Douala-Edéa, Réserve de
drapeabilities
eclimia
emivirine
epipelagic fauna
filial generation
fine-dusty coal
flabelliformis
flame-out,flameout
fuel lift pump
Galion, B.du
genus Chordeiles
gramenite
graphold
hammer tone emulsion paint
havest
heusen
hydropenic
implating
individual chip package
industry nationalization act
injury from blunt utensil
insobrietous
inspection of block
insurrectionaries
internal (reactor )vessel ledge
internal flxation for fracture of patella
investigation target
Ismaning
ISOA
jar knocker
kolipe
Kållandsö
Maxwellian distribution
messing about
monsoonal
Moro's reflex
natural frequency of vibration
noncombatant evacuation operations
ottava rimas
patterned responses
poetize, poetise
poppe-holy
postrevascularization
pressure cable
propellant-loading operation
protection and security
protogenes
pto shaft horsepower
pyrophosphite
radius of turning circle
remote steering gear control system
restframe
rhizomelia
Russell, Charles Taze
salecite
sales automation software
sell dreams
solar prominence
soop
spatioperceptual
spectral density
St-Amans
streinu
strut vee angle
sungrazing comet
superoctane
supraalar groove
swing joint
synaxary
tarbets
thixotropic level
torquiest
trade show
tremblant
unabsolve
Venosta
vestibulo ocular reflex