甲基胆碱

EXPLORATIONS - Children's Press Line By Karen Leggett Broadcast: Wednesday, October 27, 2004 (MUSIC) VOICE ONE: This is Faith Lapidus. VOICE TWO: And this is Steve Ember with Explorations in VOA Speci

发表于:2018-12-15 / 阅读(505) / 评论(0) 分类 Explorations

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(488) / 评论(0) 分类 2016年VOA慢速英语(十)月

箫华,我的一个朋友刚才打电话来说她心情不好。她怎么了?是忧郁症吗?不是,她开的咖啡店生意惨淡,三个星期来一直赔钱,这样下去,她的生意很危险,弄不好就要关门了。 噢,用一个

发表于:2018-12-16 / 阅读(549) / 评论(0) 分类 美国习惯用语

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(539) / 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(521) / 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(485) / 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(491) / 评论(0) 分类 60秒科学

Now, its time for the VOA Learning English program, Words and Their Stories. On this show, we talk about common, expressions in American English. Today, we will talk about the word line. Line is a simple, four-letter word, but it has many meanings, m

发表于:2019-01-02 / 阅读(680) / 评论(0) 分类 2017年VOA慢速英语(三)月

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(556) / 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(587) / 评论(0) 分类 农业与发展

我听之我见: 西方评论界认为,若再找出一座石山,将美国现代音乐界的四位开国元勋头像雕刻上去,那么Johnny Cash必是其中之一。Johnny Cash是影响美国近代乡村、流行、摇滚与民谣界最重要的创作歌手之一,他以浑厚而深沉的 Lyrics I walk the line By Johnny Cash I k

发表于:2019-01-06 / 阅读(696) / 评论(0) 分类 音乐咖啡厅

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(557) / 评论(0) 分类 VOA2003(下)-环境与健康

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(574) / 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(636) / 评论(0) 分类 VOA常速英语2013年(十月)

NAIROBI, April 27 (Xinhua) -- Kenya's rugby stars, Humphrey Kayange and Collins Injera, will be missing from the Kenya team to the last two legs of the 2011/2012 IRB Sevens World Series in Glasgow and London. Kayange, a former captain and leading try

发表于:2019-02-03 / 阅读(477) / 评论(0) 分类 英语新闻

听多了流行的歌曲,今天给大家来一首老歌经典,希望大家会喜欢。 如果大家有什么好歌,也可以给我留言或是在评论栏里给大家推荐。 I walk the line By Johnny Cash I keep a close watch on this heart of

发表于:2019-02-06 / 阅读(554) / 评论(0) 分类 好听的英文歌曲

BEIJING, Feb. 28 (Xinhua) -- Construction began on China's first low-speed maglev(磁力悬浮火车) line Monday in Beijing, a project that will make China only the second country with a low-speed maglev line after Japan. The project marked China's

发表于:2019-02-07 / 阅读(510) / 评论(0) 分类 英语新闻

今天我们要学的词是 flatline. Flatline的意思是停滞不前,可是作名词或者动词。The Bank of England has said it believes the UK economy will flat-line this year.英格兰银行说,英国经济预计今年将出现零增长。

发表于:2019-02-08 / 阅读(467) / 评论(0) 分类 英语单词荟萃

Line In.... Line Down Line in... line down... line in* Line in... line down... line in... line down Line in... line down... line in... line down Line in and save me Myself can drug me down Line in, forever blissful Continue to line down Line in... li

发表于:2019-02-26 / 阅读(488) / 评论(0) 分类 英文摇滚歌曲

Helen: This is Real English from BBC Learning English. Im Helen. Zoe: 大家好,我是刘佳。Helen, 今天咱们要学的是什么最新表达呢? Helen: Todays new expression is bottom line. Zoe: Bottom line. Helen, 这个短语说的是什么啊? Helen: Well, bottom line is

发表于:2019-02-26 / 阅读(638) / 评论(0) 分类 地道英语在线听
学英语单词
acquisition of the right to a mark
alcimedon
automatic car classification
bank reserve requirment
Begg
Bischhausen
blackpot
bucket cover
callistuss
cambered kruger
carausiuss
catched ingot
center-field
chemical styptic
citizen science
clabbers
coconut creek
complots
computational adequacy theorem
coparsite
defencisve sea area
dirda
doegling oil
dyk
eleuthero
Elk R.
equivalent section
eschewing
euthanistic
femininizes
freedom
gap pickup cooling
genus lonchocarpuss
get my hands on
great deal
guerrilla war
Gézenti
hatted code
Holosteum umbellatum
Ifarantsa
including particular average
Ishihara's tests
James Byron Dean
jiddas
Karyolysus
laughest
Likhoslavl
logistical support
malfunction indicator
micro-cap
model logic
Muang Phoun
name and number flag
negative corrections
niggergram
nitometer
obligation of compensation for losses
okiseius subtropicus
oropogon formosanus
os capitatums
ovarian follicle
ovarica ant. arteria
over-trousers
overclothe
papeles
Pathiu
peckhorns
percent dissociation
permanent tarsorrhaphy
persea borbonias
Plagiopteron fragrans
plasmic fibril
police
precious metals
principle of matching costs with revenues
proeutectoid ferrite
put one's mind to something
receiving service user
replacementvector
rougheads
sapcs
screw hook
selenographically
shorde
shortalls
single capacitor bank breaking current
Sinospirifer
solution heat exchanger
Streptococcus anhemolyticus
stressed out
superior orbit
swizzle
taxes us
tellina
tetragonal sphenohedral tetartohefron
thoracico-
vulcanus
wertfreiheit
whatever will be
yamatoes
yes and
Zawire