[化] 三甲基环己烷

发表于:2018-12-02 / 阅读(223) / 评论(0) 分类 英语口语1+1

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得 10 到 30 积分的奖励 ! Thank you !

发表于:2018-12-04 / 阅读(249) / 评论(0) 分类 冀教版高中英语必修二

Mr. President, Mr. Speaker, Members of the Congress of the United States: The gravity of the situation which confronts the world today necessitates my appearance before a joint session of the Congress. The foreign policy and the national security of

发表于:2018-12-04 / 阅读(416) / 评论(0) 分类 名人演讲

AS IT IS 2016-10-01 Report: Smoking May Permanently Damage Genetic Material 报告称吸烟或永久性损伤你的遗传物质 Here is another reason to not light up a cigarette. Smoking can permanently damage your genetic material, according to a n

发表于:2018-12-16 / 阅读(123) / 评论(0) 分类 2016年VOA慢速英语(十)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(175) / 评论(0) 分类 Scientific American(六)月

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(186) / 评论(0) 分类 Scientific American(三)月

You may have heard that humans and chimpanzees have something like 96 percent of our DNA in common. So why, then, are diseases like cancer so common in humans but so rare in chimps? If our DNA is nearly identical, shouldnt we be at risk for many of t

发表于:2018-12-28 / 阅读(158) / 评论(0) 分类 初学者听力文摘精选

Cloze: Stingers of the Sea 海中刺客 ── 水母 Given impressive-sounding names like Portuguese man-of-war, jellyfish are certainly respected and feared by humans. Not exactly a fish, and lacking a spine, this creature has a single body cavity

发表于:2019-01-02 / 阅读(165) / 评论(0) 分类 双语有声阅读

Stomach Cells Happier with Dark Roast Coffee Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to research presented

发表于:2019-01-02 / 阅读(196) / 评论(0) 分类 60秒科学

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物(舞茸提取物) Malonyl Oleanolic acid Hemi

发表于:2019-01-03 / 阅读(181) / 评论(0) 分类 医务英语

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(212) / 评论(0) 分类 农业与发展

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(182) / 评论(0) 分类 VOA2003(下)-环境与健康

By Jim Teeple Ramallah 23 January 2006 Politicians in the Palestinian territories wrapped up final day of campaigning Monday, ahead of crucial vote Wednesday to elect new legislature Politicians in th

发表于:2019-01-13 / 阅读(250) / 评论(0) 分类 2006年VOA标准英语(一月)

Oum Sok began working as a cyclo driver when he was 18. He says the city has become very expensive over the years, making it much harder to earn a living. New York has its yellow cab. London has its red bus. But Phnom Penh has its cyclo - a three-whe

发表于:2019-01-13 / 阅读(212) / 评论(0) 分类 VOA标准英语2010年(六)月

The State Department said Thursday an agreement for the start of direct peace talks between Israel and the Palestinians is close to completion. The deal will apparently be sealed by statements from the United States and the International Middle East

发表于:2019-01-13 / 阅读(157) / 评论(0) 分类 VOA标准英语2010年(八)月

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(198) / 评论(0) 分类 经济学人科技系列

By Ron Corben Bangkok 16 October 2006 The United Nations' drug agency says there has been another sharp fall in opium cultivation in the area of Southeast Asia known as the Golden Triangle, where Burma, Thailand and Laos meet. But, U.N. officials ar

发表于:2019-01-27 / 阅读(204) / 评论(0) 分类 2006年VOA标准英语(十月)

New Yorkers Take Transit Woes in Stride NEW YORK Life regained some semblance of normalcy on Thursday for New Yorkers affected by superstorm Sandy, as public transportation started to come online and millions of people returned to work. But for those

发表于:2019-01-31 / 阅读(181) / 评论(0) 分类 英语新闻

Body Clock Provides Clues to Aging 生物钟提供衰老的线索 If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bod

发表于:2019-01-31 / 阅读(202) / 评论(0) 分类 VOA常速英语2013年(十月)

VIENNA, May 9 (Xinhua) -- The Austrian Olympic Committee (OeOC) nominated a further 13 athletes for its 2012 London Olympic Games team on Wednesday, bringing the total to 37 athletes across 12 sporting disciplines. OeOC President Karl Stoss said he p

发表于:2019-02-02 / 阅读(241) / 评论(0) 分类 英语新闻
学英语单词
advantageously
alkylsulfonate
Alvão, Sa.do
anti-everything
Argamasilla de Calatrava
azimuth method
benzyl thiocyanate
Berasu, Bukit
blumeria graminis
boulogne billancourt
bsh.
bulkhead step
calculator without programmability
camelus dromedariuss
Castillo de Teavo
citramalic acid
coil brake
collateral relatives
competitive activity
contre-band
d-xylose phenylosazone
dactyloptena gilberti
dasa
day-planner
deal in sth
did what?
discrepancy
doubtful case
dystropic ranker
earthquakes
English-Gothic
examination of title
family chrysopidaes
Fanore
farreri
finger support
flow-line
forcely
global monitoring of air pollution
grammarese
guard boom
haricot pork
have a say
hibernacle
high-vacuum switching tube
highly polymerised molecular structure
hind's nebula (ngc1554-5)
hirtodrosophila fascipennis
illiquidity risk
intelsat v
internal agreement
internal equalizer
ionization constant of salt
isometric system
job hop
Krause's gland
lemon grass
Long Island Rail Road Company
make a presentation
mass splicing
meroistic ovariole
multipicture TV set
multipurpose chemical processing plant
near-diffraction-limited mirror
NoiseNakPlus
not worth the paper it is printed on
oil filter screen
parameter of model
phenogroup
pineapple cone
pingles
pre-hospital
presetting system
progressive pitch error
pull a fast one
PW (program word)
racing of motor
reduced produet space
ricercar
Saint-Simon, Louis de Rouvroy
san diegoes
Scullied
sea-views
snibbing
stable gears
subcarrier reference
temporary memory
theoretical scattered dose
tong test ammeter
topesthesia
transdisciplinary
treatment of soil steam
tubby
turbidity size analysis
tv.s
uncontiguous
Vaccaria pyramidata
variable-speed governor
voltage-current transducer
Weberian organ
wire lath
Zulu War