甲基二苯

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(46) / 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(95) / 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(49) / 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(125) / 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(130) / 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(125) / 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(76) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
abortiving
accommodation davit
administring
Afr.
albumin quotient
alcoholic pneumonia
altitude bomb
Androsace strigillosa
anent
ansae sacrococcygica
anterior uveitis
bathing-box
be detrimental to
bioedit
Boerhavia diffusa
boudoir photography
Boundary Peak
Bulbophyllum bicolor
center of measurement
certificate of exemption from estate duty
clink glasses
clonal variety
clother
code storage circuit
compound S
considerator
continental migration
correction phase of stock market
cylindricsl cam
do oneself proud
doron
duplicitas parallela
dustouts
entryng
evenleche
facility performance category
family Iridaceae
field gating circuit
financing corporation
flexible-hose pump
flight envelope expansion
foot rill
gardning
gibberose
handsetting
heat controller
high frequency resistor
high scores
Hofer, Andreas
inconnection
infra-meningeal
interior lowland
Isfana
jsa
katoh
La Bérarde
lap weigth control
linear elements
logical network
maritimum
mention by name
mikania scandenss
moot-hall
multipleblade
nanosomia lymphatica
nema
nephrogenous
o-Tolualdehyde
ocean date station
outcome variables
Papillapogon
permanent tooth bud
pomological
postpositing
preventive treatment of disease
prism imperfection
quick-attachable coupling
quite the same as
quiz program
regmatic
rule with a rod of iron
screensavers
segregated reactor
shayler
shearim
skullcaps
slotted adjustment plate
sterk
suckboys
Syreitschikovia
Taylor's functional organization
terrazzo grinder
tocoronin
toxic headache
transfixings
two-level control facilities
uniolite (zoisite)
unteaching
ventral cervical plexus
volatile-matter
xtis
zirconium dioxides