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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(49) / 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(96) / 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(97) / 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(51) / 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(126) / 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(90) / 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(131) / 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(99) / 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(127) / 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(78) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
Acylmuramoylalaninase
adds up
antiflocculating agent
bactrocera (bactrocera) paratappana
baker's dozen
ballast-surfaced
Banc Assurance
barrage tidal
bartmanns
berberest
bifid seta
blind balustrade
block release
bottom-discharge hopper
call a doctor
Campylobacter-Like
Carapa
carcharhinidaes
chantant
clear span
coacerve
combined adnexal tumor
corpora ventralia
crystosphene
deficiency grant
discretionary service
double British summer time
dry blowing
Edelforse
edemata
edible part
electrical masking
facility indicator
fluorouracil
free trade agreement(fta)
ground pangolins
Grésy-sur-Aix
heat equivalent
hoaglands
hydrocarbon generation
immediate and deffered credit
in-situ extraction sampler
injection screw
interlobarnotch
intimes
irradiation traverse
isometrical perspective
Krupp austenitic steel
lather end point
listening-post
loading survey
local site
lower forceps
lymphitis
marissas
masadas
metal content
miscelleny
mowl
mumschance
muncorn
mutualist
neuroprotection
nidrs
orthetrum triangulare
overweigh
Parsonsia
parts per hundred million
passenger train locomotive
pereires
perilla frutescens crispas
plate-and-frame type filter press
polarizing monochromatic filter
prepucotomy
pulse amplitude modulated sample
push and pull brace
Q-joint
reciprocating knife mower-bar unit
running pattern
single wedge section
skill-based
smoky mountains
social investment
spellcaster
stream stocking
sumpit
super-dextral
system of international civil jurisdiction
tankage installation
the font
transverse electromagnetic cell
triangularize
trigger word
Tyler, John
uniformity of dosage units
uranium-thorium-lead dating
vakit
vertical stiffener
waimea canyon
without so much as a by-your-leave
xizhou
zinckenite zinkenite