p-甲基马尿酸盐

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(90) / 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(137) / 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(137) / 评论(0) 分类 Scientific American(三)月

I dont understand hip-hop. I think its an age thing. Hip-hop came along just as I stopped buying music and going to clubs. I really dont understand it. Most of my friends arent into it either. My sons are. They love it. Theyre into the fashion and th

发表于:2018-12-26 / 阅读(146) / 评论(0) 分类 纯正英语一分钟

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(95) / 评论(0) 分类 初学者听力文摘精选

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:2018-12-30 / 阅读(115) / 评论(0) 分类 单词解析速记

Today I have a special show for you because it's September 24: National Punctuation Day, a holiday created by an educator named Jeff Rubin. To celebrate the day I had a punctuation contest and today's show highlights two of the winners. Other winners

发表于:2019-01-02 / 阅读(173) / 评论(0) 分类 英语语法 Grammar Girl

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(162) / 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(141) / 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(177) / 评论(0) 分类 农业与发展

今天我们要给大家讲的两个习惯用语都和hip这个字有关。Hip就是人身体上的臀部。美国人有一些俗语是以hip这个字为基础发展出来的,可是它们的意思跟

发表于:2019-01-09 / 阅读(180) / 评论(0) 分类 美国习惯用语

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(143) / 评论(0) 分类 VOA2003(下)-环境与健康

By Jim Malone Washington 23 June 2006 Political activists, frustrated by the polarized nature of American politics, have decided to do something about it in time for the next U.S. presidential election in 2008. --------------- Unity08.com screenshot

发表于:2019-01-13 / 阅读(221) / 评论(0) 分类 2006年VOA标准英语(六月)

今天我们还要讲几个由 shoot 这个词发展而成习惯用语。第一个是: shoot from the hip。Hip是臀部也是髋关节的部位。这个习惯用语让我们想起当年粗旷甚至野蛮的美国西部生活。 当时人不离枪、枪

发表于:2019-01-16 / 阅读(170) / 评论(0) 分类 美国习惯用语

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(165) / 评论(0) 分类 经济学人科技系列

图片1 Wed like to introduce Sheena Purcell to you. She is a new friend of ours at Culips and she is super talented. In this Chatterbox episode, Sheena tells us a little bit about her experience as a jewelry designer and how she decided to start mak

发表于:2019-01-28 / 阅读(142) / 评论(0) 分类 英语博客-北美风情

By Robert Berger Jerusalem 16 December 2007 An Israeli delegation is making an unscheduled visit to the United States amid disagreements over the recent American intelligence report on Iran. As Robert Berger reports from VOA's Jerusalem bureau, the v

发表于:2019-01-31 / 阅读(144) / 评论(0) 分类 VOA常速英语2007年(十二月)

By Margaret Besheer New York 19 April 2008 Pope Benedict told American Catholic clergy and nuns on Saturday that the Church in the United States must work to overcome its divisions, saying this is a time of healing and purification, after the sexual

发表于:2019-01-31 / 阅读(149) / 评论(0) 分类 VOA常速英语2008年(四月)

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(141) / 评论(0) 分类 VOA常速英语2013年(十月)

By Jim Malone Washington 08 December 2006 President Bush and members of Congress from both political parties have generally welcomed the recommendations put forward by the Iraq Study Group headed by former Secretary of State James Baker and former C

发表于:2019-02-04 / 阅读(209) / 评论(0) 分类 2006年VOA标准英语(十二月)
学英语单词
.cb
air-cooled compressor
angre
araign
Arykbalyk
aufhebung
baalbecks
Berwick-upon-Tweed
Better bad now than worse later.
bibveled
bosh area
cab over engine type
carbon replica
catalpa speciosas
cationic corn starch CCS-01
ceterone
chinese yams
Choele Choel
condoke
counting rate-voltage characteristic
Daniel Boone
dasp
degunked
densenesses
detrects
device handler status
digit symbol generator
extropians
family Ceratopogonidae
Farkas lemma
four-rotor engine
granifera
grooved
group shelterwood felling
gum arabic gum
hear about
hexalites
holick
hook groyne
hop around
IBRB
isopygnic lines
kowalskis
larksome
low-noise valve
macrogenre
main discharge jet
matchdays
merkid
method analysis chart
mirthful
multiple trip settings
multiplex machine
Muslim architecture
neuroclonic
number cetane
numerical error
oars ready
oil calorimeter
one bath method
open sb.'s eyes to
partial oxidation reforming
play silly buggers
polysynodies
pool-cathode tube
power regulating handle
pustuloderma
qualified products list
radio-carbons
randomized binary search tree
realizers
redledgeite
reduce production
right-oh
roade
Roman moulding
safe waters mark
santries
second-effort
self-aligning idler
sergei vasilievich rachmaninoffs
size screen
spasmodic motion
streak culture
subepithelial gland
Swiss cheese
synchronous timer
synfloods
takky
telescopic heliotrope
Tiberius Claudius Nero Caesar Augustus
triary
two phase propulsion
US Mint
Vena centralis retinae
vibration drilling
volcanic plume
water recooling system
wheel lug
whip apparatus
wire installation inspection certificate
Zungur