[有机化学] 甲基戊酮醇

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(99) / 评论(0) 分类 2016年VOA慢速英语(十)月

alone,lone 这一对词都有单独、孤单(having no other person or thing nearby)之意,但用法有所不同。 就词性而言,alone既可作形容词,又可作副词;而lone只能作形容词,不能作副词。例如: He is al

发表于:2018-12-18 / 阅读(168) / 评论(0) 分类 2018年VOA慢速英语(七)月

圣诞节快到了,听厌了Jingle Bell吗?就让Jenny和Connor来为大家推荐一些不一样的歌吧。这些都是欧美正当流行的热门圣诞歌曲哦! 圣诞歌曲英语怎么说? 圣诞歌曲除了Christmas songs,还可以说:

发表于:2018-12-19 / 阅读(118) / 评论(0) 分类 美国文化脱口秀

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(156) / 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(154) / 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(118) / 评论(0) 分类 初学者听力文摘精选

A Haunting Music, Sole Perhaps and Lone A haunting music, sole perhaps and lone Supportress of the faery-roof, made moan Throughout, as fearful the whole charm might fade. Fresh carved cedar, mimicking a glade Of palm and plantain, met from either si

发表于:2019-01-02 / 阅读(168) / 评论(0) 分类 济慈诗歌和书信选(英文版)

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(174) / 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(156) / 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(191) / 评论(0) 分类 农业与发展

Mary, Did You Know? - Pentatonix Mary did you know take your baby boy 玛丽你知道吗你的圣子 Would one day walk on water 有一天会在水上行走 Mary did you know that your baby boy 玛丽你知道吗你的圣子 Would save our sons and d

发表于:2019-01-10 / 阅读(133) / 评论(0) 分类 2015最新精选英文歌曲

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(156) / 评论(0) 分类 VOA2003(下)-环境与健康

Guinea-Bissau's Lone Brewery Hopes to Tap National Pride Through coups, conflicts and other upheavals, one constant for many West African countries has been the presence of a national beer. After going years without one, Guinea-Bissau is now hoping t

发表于:2019-01-14 / 阅读(123) / 评论(0) 分类 VOA标准英语2011年(六月)

So awesome, right? Another example is Pentair. Pentair is a U.S. industrial conglomerate. 很棒,对吧?另一个例子是滨特尔。滨特尔是美国的工业集团。 And about a decade ago,they sold their core power tools business and reinve

发表于:2019-01-18 / 阅读(142) / 评论(0) 分类 TED演讲国际问题篇

Relatives of shooting victim Darren Rewcastle gather to lay flowers in Whitehaven, England where Rewcastle was killed during a shooting spree yesterday, 3 June 2010 Britain is in shock and police are looking for answers a day after police say a lone

发表于:2019-01-26 / 阅读(146) / 评论(0) 分类 VOA标准英语2010年(六)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(182) / 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(168) / 评论(0) 分类 VOA常速英语2013年(十月)

与数字有关的英语词根总结 milli-【千分之一】例:milliampere(毫安)=milli(千)+ampere(安培) centi【百分之一】例:centimeter(厘米)=centi(百分之一)+meter(米) deci【十分之一】例:decibe

发表于:2019-02-06 / 阅读(217) / 评论(0) 分类 英语学习方法

用数学知识强化记忆 fourscore = four(4)score(20) 80 美国第16任总统林肯演说词第一句:fourscore and seven years ago, 那么,怎样才能记住 fourscore 这个词而终生不忘呢?只要我们了解了fourscore 的逻辑思维

发表于:2019-02-21 / 阅读(146) / 评论(0) 分类 实用英语

【大森】美国sing-off冠军Pentatonix最新纯人声超赞翻唱Calvin Harris和绵羊音Ellie Goulding热单《I Need Your Love》。人声合唱搭配五彩缤纷的mv剪辑,让人眼前眼花缭乱的同时身体也不禁随着节拍舞动起

发表于:2019-03-11 / 阅读(287) / 评论(0) 分类 好听的英文歌曲
学英语单词
absence of convection
acute interstitial nephritis
adjacent square
advance refunding
algae toxin
antithetic alternation of generations
ap-
Asian Games
azoic dyes insoluble azo dyes
bastard -sawing
beginning tape label
bindle
blood fluid
brautigan
bretschneideri
brucitite
CAOCL
capital section
chaetodons
channel material
characteristic of criminal1
cheliks
coifless
contrafissure
cord-circuit
CP-14445-16
creme caramel
data reconstitution
ddrmodes
dependovirus waterfowl parvovirus infection
expansion gage
facilizing
Financial Danger
flush filled joint
flying by
footstep-bearing
gain attributable to depreciation
guffawing
hablador
irregularity index
isochrons
lavaliere microphone
Lind, Jenny
linty
lytic necrosis
MacCarthy I.
magnetic plug
mcluskie
metasomatic lead-zinc deposit in carbonate rock
microvolume
minimal normal subgroup
Mixtec
multi-arch
narendras
optical pair
pasture ripper
penguelly
Pentastomida
perisperms
pick-up cartridge
Pitea
porcelain ball mill
port town
primary breaker
program control flow
pueblas
pulses per miles
rammelsberg
rd-floor
reciprocation motion
recursive-subranging converter
refrayne
relationship between superior and subordinate
reload
repressor protein
resining
return of the king
Reverend Mother
sawline
secretary of state for education
seedling forest system
seller's surplus
seville orange flower
sextant imperfection
Siamese cats
space shoes
sporadin
stony-land guard
superpose ringing
temper rolling
tradon
transcendental surface
type of connection
valerce
value at segment end point
vapor-liquid separation
vinegar bottle
vingaker danseu (sweden)
walkin'
Wharfside Workers Federation
wick feed oiler
withfall