[化] 甲磺酸甲酯

Abby: hi, my name's Abby. What's your name? Colin: I'm colin. It's nice to meet you. What do you do? A: I'm a freelance English teacher. How about you? C: I'm in between jobs at the moment. A: what kind of job are you looking for? C: I'd like to find

发表于:2018-11-30 / 阅读(167) / 评论(0) 分类 生活英语情景口语

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(175) / 评论(0) 分类 2017年VOA慢速英语(二)月

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(80) / 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(125) / 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(128) / 评论(0) 分类 Scientific American(三)月

Nate:I dont like my baby picture. 奈特:我不喜欢我的婴儿照。 Eve:Why not? 伊芙:为什么不喜欢? Nate:I just dont. 奈特:我就是不喜欢。 Eva:But they are cute. Look! 伊芙:但是他们很可爱耶。你看!

发表于:2018-12-26 / 阅读(101) / 评论(0) 分类 天天练口语

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(80) / 评论(0) 分类 初学者听力文摘精选

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(153) / 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(131) / 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(162) / 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(129) / 评论(0) 分类 VOA2003(下)-环境与健康

U.S. Vice President Joe Biden says he is withholding judgment on Iran's presidential election, as protests continue in Tehran over election results showing a landslide re-election victory for President Mahmoud Ahmadinejad. Vice President Joe Biden,

发表于:2019-01-13 / 阅读(145) / 评论(0) 分类 VOA标准英语2009年(六月)

By Sean Maroney Islamabad 28 September 2009 The head coordinator for the U.N. Humanitarian Affairs office in Pakistan says his agency is ready to handle what is expected to be a large number of families fleeing the South Waziristan tribal region as

发表于:2019-01-13 / 阅读(145) / 评论(0) 分类 VOA标准英语2009年(九月)

BBC Learning English Weekender Body image survey results Amber:Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to a report about a BBC survey of 25,000 young British people, asking about their body imag

发表于:2019-01-16 / 阅读(173) / 评论(0) 分类 Weekender

Rape Allegations Against Actor-Director Nate Parker Resurface AUDIE CORNISH, HOST: The Birth Of A Nation, a new movie based on the story of Nat Turner's slave rebellion in 1831, was poised to be one of the breakout films of the year. The same was sai

发表于:2019-01-17 / 阅读(102) / 评论(0) 分类 2016年NPR美国国家公共电台8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(150) / 评论(0) 分类 经济学人科技系列

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(118) / 评论(0) 分类 VOA常速英语2013年(十月)

有人叫她法国温婉天后,有人叫她疗伤天后,她的歌声,只要飘扬在空气中便能舒缓人的心灵。心情好,心情坏,只要有她的歌声嘴角便可生出微笑;是白昼,是深夜,只要跟随她的声线便能到达安祥所在。她就是Hlne Sgara。...... Encore une Fois(前缘再续)--Helene Segara

发表于:2019-02-03 / 阅读(204) / 评论(0) 分类 音乐咖啡厅

By Scott Bobb Lisbon 10 December 2007 The Africa-European Union summit ended Sunday in Portugal with agreement on many global challenges but with differences on other key issues. Correspondent Scott Bobb has this report from Lisbon. European and Afri

发表于:2019-02-07 / 阅读(164) / 评论(0) 分类 VOA常速英语2007年(十二月)

Eminem 联手 Fun. 主唱 Nate Ruess 单曲《Headlights》MV震撼生猛出炉!这支MV由著名导演斯派克李(Spike Lee)掌镜,《Headlights》回到了当年8英里的取景地底特律拍摄,姆爷典型20012005年说唱风格彻底回归

发表于:2019-02-11 / 阅读(101) / 评论(0) 分类 英文最新流行歌曲
学英语单词
'Anabtā
a movie queue
accrued bond interest receivable
advective change
aggressive expression and catharsis
air starting
altered design
ambitransitive
antigen specific macrophage inhibition factor
arthroderma uncinatum
aster hispidus
base fracture
bavelot
bdrm
block exemption
brucelliasis
butadiene styrene vinyl pyridine latex
charettes
chokker
clayed cacao
click-to-dial
coachee
colchicinic acid
collapsible orifice
contract implied by law
coope
CPC (clock-pulsed control)
cross-racial
cullinans
descended from
disabled dependant allowance
domain kiting
double speed pulley
Drosendorf
Echinops latifolius
epilating agent
except as noted
f(o)etal ankylosis
filter felt
flash back volt
furoates
gees
gipson
glutathionuria
gravity lowering
gray fibers
grinding additives
half nut
hard drive shredder
hydraulic pusher
issue perception
Kilroy
lateral plan
limited sense
Mallaig
marie-dominique
monopoly of sale
music iconography
noncontemporaneous deposit
Novostrol
Oettersdorf
off the boat
osteoporosis
Parasenecio leucocephalus
pen-type graver
pericornitis
phasmid(phagemid)
phoroscop
pin-tailed grouses
Porcos, I.dos
Prateah Cheal
principle of maximum
programme listing
put the doctor on sb.
radioactive proctitis
rhizomatum
scarpment
sea faring
sebestyens
shelf-mark
shortening heat
signal transition
sintered brass
soap perfume
spontaneous braking
stern-engined
stochastic differentiability
stock-jobber
stoop to conquer
string index
tentacular sphincter
terminal lamella
Thessalonikis, Kolpos
two-level structure
under-thesaurer
violent change
water yield of well
weak sisters
weep out
Wilson L.
work songs
ya'll