[化] 甲酰胺

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(142) / 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(197) / 评论(0) 分类 2017年VOA慢速英语(二)月

California Judge Rules Coffee Needs Cancer Warning A judge has ruled that coffee sellers in California must warn people that coffee may contain a substance linked to cancer. The Council for Education and Research on Toxics brought a case against doze

发表于:2018-12-08 / 阅读(98) / 评论(0) 分类 2018年VOA慢速英语(三)月

书表慢性病 续处方笺Chronic Illness Prescription Slip 慢性病 续处方笺Chronic Continuous Prescription 慢性病 续处方笺Refill Presriptions For Chroni Disease 诊断书Medical Certificate 挂号费Registration Fee 证明费Certifica

发表于:2018-12-12 / 阅读(161) / 评论(0) 分类 医学英语

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(134) / 评论(0) 分类 60秒科学

From VOA Learning English, this is the Health Lifestyle report. Many Americans have toasted bread first thing in the morning. For some, the morning meal also includes hash browned potatoes. Or later in the day, they might enjoy potato chips or crispy

发表于:2019-01-02 / 阅读(240) / 评论(0) 分类 2017年VOA慢速英语(三)月

Broadcast: Jan 30 2003 Researchers say there appears to be no link between a substance found in some high-carbohydrate foods and the development of some types of cancer. U.S. and Swedish researchers c

发表于:2019-01-03 / 阅读(162) / 评论(0) 分类 VOA2003(上)-健康之旅

抗结核病药 异烟肼 Isoniazid 雷米封, INH, Rimifon, Retozide, Zonazid 乙胺丁醇 Ethambutol EMB, Etambin, Myambutol 对氨基水杨酸 Paraminosalicylic Acid PAS, Teebacin Acid, Deapasil 吡嗪

发表于:2019-01-03 / 阅读(127) / 评论(0) 分类 医务英语

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(124) / 评论(0) 分类 Scientific American(七)月

French fries are indeed a guilty pleasure. One medium serving has 350 calories and 16 grams of fat, but there may be a more sinister ingredient lurking in your fries a carcinogen, and now California's Attorney General is suing several fast-food compa

发表于:2019-01-08 / 阅读(179) / 评论(0) 分类 2005年NPR美国国家公共电台

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(125) / 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(143) / 评论(0) 分类 VOA标准英语2010年(二月)

New Treatment Potential Found in Popular TB Drug Scientists say new insights into a common tuberculosis drug will make it possible to shorten the treatment period for patients infected with TB. The drug pyrazinamide is widely used in combination with

发表于:2019-01-14 / 阅读(168) / 评论(0) 分类 VOA标准英语2011年(八月)

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(115) / 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(156) / 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(175) / 评论(0) 分类 经济学人综合

HEALTH REPORT -July 10, 2002: Acrylamide in Fried Foods By Nancy Steinbach This is the VOA Special English Health Report. Twenty-three international health experts say they are concerned about the pos

发表于:2019-01-30 / 阅读(148) / 评论(0) 分类 健康与环境

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(96) / 评论(0) 分类 阅读空间

A judge in Los Angeles on Wednesday ruled that coffee companies like Starbucks must carry cancer warning labels in California. That's because the roasting process produces in coffee acrylamide, [??kr?l?ma?d] a chemical that can cause cancer. 在加州,

发表于:2019-02-13 / 阅读(152) / 评论(0) 分类 英语俚语天天说

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(135) / 评论(0) 分类 经济学人科技系列
学英语单词
a nerd
Abronia elliptica
Afrikaners
all-skin viscose fibre
amphoteric hydroxide
annalss
ball-ended magnet
bare-rooteds
bartee
bloi
bromosulfite
bryoflora
bubble type viscometer
Calanthe petelotiana
canacuas (mexico)
canebrakes
carboxyisopropylcysteine
cardiomyotomy
ceq(customer equipment)
Chhuk Khsach
circuit switched data network
control capacitance
desuetudes
diameter of connected graph
diesides
differential thermal analysis(dta)
dissipation layer
distribution graph
ditransitivity
doubly
duckwing
electron deficient
enstar
eosinophilic body
equation of three moments
ergasiomania
fleet replenishment oiler
gluttonize
gymnastic apparatus
hepatographic
hyper-parallelopiped
index of co operation
industrial development zone
ion-pair partition chromatography
ischaemias
issifu
job-shop sequencing problem
kleons
levelling solvent
line of baring
Lithocarpus lepidocarpus
local rag
lyoniatoxin
marysse
mathematicization
Meconpsis
mediterranean region
mereswine
Micrococcus viti culosus
milking stage
multiplicativity
municipal undertaking
myriare
neural activity
neurobiology of vision
neuroplasticities
neurovirologist
Nkay
object clause
over maturity
parametric process
passenger and crew escape
personal-computing
poults
prelacteal
prostomids
puszta
rate of drop
reapplies
relegalizing
resistance to buckling
sailor's hitches
should have done
sideways force
silvermines
simple framework
stabilisator
stabilized sulphur trioxide
standard position service
subcarrier phase
substantize
sulfonic acid cation exchange
syndrome of deficiency of vital essence
tailwater level of hydropower station
tamiska
tavernkeepers
trailer symbol
triangulated manifold
uja
welding-force
worst-performing
Zygadenus Michx.