音标:['meθɪleɪs] ;
n. [生化] 甲基化酶

Key Words [00:01.02]关键词 [00:02.04]The Most Common Expressions [00:03.29]最常用表达法 [00:04.55]It all depends. [00:06.86]视情况而定。 [00:09.17]It's up in the air. [00:11.36]沿未确定。 [00:13.56]I haven't decided yet. [00:16.34

发表于:2018-11-28 / 阅读(164) / 评论(0) 分类 零距离李阳疯狂英语口语

Asies Mi Amor, dulcisima y sensual es miel y flor mi aliento en el dolor me da valor cuando no puedo mas, me ense?a dar, me ayuda a perdonar, asi es mi amor, bellisima y sensual, sentimental amante si

发表于:2018-12-14 / 阅读(107) / 评论(0) 分类 英语歌曲第七辑

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(53) / 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(103) / 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(99) / 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(56) / 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(131) / 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(99) / 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(137) / 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(106) / 评论(0) 分类 VOA2003(下)-环境与健康

Keeping up with the Joneses是一个典型的美式习语,表示“和你的富裕邻居保持同等的生活方式或质量”,这其实是一句讽刺的话,指“和左邻右舍比排场比阔气

发表于:2019-01-18 / 阅读(219) / 评论(0) 分类 英文语法词汇

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(135) / 评论(0) 分类 经济学人科技系列

歌词如下: Who stole the cookies from the cookie jar? Cindy stole the cookies from the cookie jar. Who me? Yes, you. Not me.Then who? Lindy stole the cookies from the cookie jar. Who me? Yes, you. Not me.Then who? Sally stole the cookies from th

发表于:2019-01-28 / 阅读(101) / 评论(0) 分类 英语儿歌274首

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(85) / 评论(0) 分类 VOA常速英语2013年(十月)

By Phuong Tran Dakar 15 March 2007 In some parts of Africa, divorce is still considered a scandal. But, as more couples move to Africa's rapidly growing cities, divorce has become less of a cultural shock. Although female divorcees in rural communit

发表于:2019-02-02 / 阅读(161) / 评论(0) 分类 2007年VOA标准英语(三月)

Limited Partnership 有限合伙(名词),一种伙伴关系,一个或多个伙伴承担偿还债务的法律义务,但还债的额度只限于他们各自拥有的金额。 The venture capit

发表于:2019-02-03 / 阅读(195) / 评论(0) 分类 实用英语

当红翻唱女Esmee Denters首张单曲 Outta Here Get me outta here 'Cuz my eyes are burning from these silly tears That you brought when you show me you dont really care And you never loved me, Someone get me outta this place 1 2 3 4 (Right now)

发表于:2019-02-03 / 阅读(120) / 评论(0) 分类 好听的英文歌曲

By Greg Flakus Prescott, Arizona 03 November 2006 watch Forest Fire Prevention In the western United States this year nearly four million hectares of land have been scorched by fire, in the worst wildfire season on record. Twenty-one firefighters ha

发表于:2019-02-05 / 阅读(188) / 评论(0) 分类 2006年VOA标准英语(十一月)

By Jim Malone Washington 20 February 2008 Democratic presidential contenders Barack Obama and Hillary Clinton are headed for a showdown March 4 in primaries in Texas and Ohio. Those primaries could go a long way toward deciding who will be the Democr

发表于:2019-02-07 / 阅读(124) / 评论(0) 分类 VOA常速英语2008年(二月)
学英语单词
5-lodo-2'-deoxyuridine
a sitting duck
acetolactic acids
aerial photograph fix
ajetina
amplitude modulation double sideband
apple-sauce
Arenaria stricta
automatic search circuit
bacillomyxin
banana cues
base insulator
bashley
breastplates
Cansten
champions
chinaroot greenbrier
coded p-frame
coke furnace
conditional error
control of eutrophication in the area
diagramming
disengaged positions
double the angle on the bow
driven handle lever
educational cinema
eminencies
English pluck
equilibrium formulation
equivalent length of pendulum
Euphorbia tithymaloides
evaluation of traineeship
exchange control territory
fiber-optic technical advisory group
flat type copper wire
Folisan
free entries
galvano-chemistry
goods-in-process inventory
H2O2
half viaduct
happen to know
hemodialytic
hijackings
incanous
interfield disparity
kick up a racket
Kumla
lbs per square in
lymphocyte
marine traffic investigation
mcmillan's inequality
metabolic liveweight
methane fermentation
momentariness
monoment
monopack
navigation water level
non-securities
non-tangential limit
outstandings
overhanging type steam hammer
oxonic pyrochlore
Paradisaea
pentahelicenes
petkeepers
phase step
photo-instrumentation
phrenic nerves
plate fold
preferential right
preventive services
prittie
Puerto Melinka
ratio of security to fixed liabilities
recauterizing
reformulating
remote sensing of oil pollution
Rowntrees
Saint-John Perse
scotiolite (hisingerite)
script files
sea-views
sectio Porro caesarea
sensorineural
sonance
spina (e. spine)
stone eye
stridulating sound
sweetleafs
synchronous protective code
They who play bowls must expect to meet with rubbers.
this
thresholds
tillmen
trousdale
two hands dead lift
ven? jugulares superficiales
Vieussens'annulus
voluntas moralis
wheepled
xtr