溴化甲汞

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(107) / 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(159) / 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(157) / 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(126) / 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(179) / 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(162) / 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(194) / 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(159) / 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(186) / 评论(0) 分类 经济学人科技系列

AGRICULTURE REPORT - Cover Crops By Mario Ritter Broadcast: Tuesday, March 23, 2004 This is Steve Ember with the VOA Special English Agriculture Report. The idea to grow a crop that improves the land

发表于:2019-01-30 / 阅读(164) / 评论(0) 分类 农业与发展

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(175) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
a hoosier
acceleration of ripening
advance copy
agentries
anomalous mixed crystal
anti-softener
apitoxin
arohibenthic zone
at sb's disposal
autotrack
backward echo
basic hornfels
biomechanoid
Bouafle
bromatoxism
bundle branch
calciumion
call by address
cam-driven knockout
care of feed
cephalocaudal trend
Charyshskoye
closed delivery drill
coccostromopsis bambusae
Colville B.
complementary error
copping
coroebus sonani
desulphurization(-sation)
Dillenia indica
earth fault loop impedance
erasible storage
evgenia
factory overseer
farmland drainage
felt strip
fibroplastic proliferation
file visible
fixed wire wound resistor
flange and elbow bend pipe
fluviatile erosion
freeze etching
full set bills of lading
furnace charging gear
Gap Insurance
gradient hardness
Gwent
haemoglobinaemia
heidstra
hemivertebra
hemorrhagic endometritis
heptadecenoyl
homodiegetically
homothetic transformation
Hylemyia
indicated pressure altitude
interfering ingredient
IS-COM
Jandola
jewelless
jointly and severally liable
katagenesis
L(alpha)-chalcocite
least index of refraction
lightscapes
long - term investment
mairouer
mammonist
Microsoft SQL Server OLAP Services
moving iron instrument
multiple-track cam
Musculus adductor pollicis
newton law of cooling
numerix
oil field
part - time worker
prominence of compensating curve
propeller root
Rawghah, Wādī
Rayleigh scattering method
recopier
remote bubble
segmental nozzle group control
shaft house
single collar type
sinus reflex
solid pier
tetranuclear
to be paid by the hour
tolerative
trading-only board
ultrasonic inspection system
universal language description
us weapon
UTSL
vertebrocostal ribs
vice-chairmanships
VTS station
watery sap
Weight Indicators
Wigner's theorem
without interest basis