甲基亮氨酸

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(345) / 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(399) / 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(392) / 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(365) / 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(378) / 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(417) / 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(424) / 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(415) / 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(433) / 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(464) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
acceptest
actual calorific value
adulatoriously
all-metal body
analysis of program
antitumor monoglyceride
Azmganj
backlash valve
bactacin
basic term
be few and far between
bore hole turbine pump
Bromo-geraminun
Buddon Ness
bush neck
carrosserie
clevis-bolt
compact Lie group
compensatory hypertropy
compression coefficient
contributed margin of fixed cost
contributed to
cost of structures of water project
coupling efficiency
deflecting torgue
devisement
dintheader
dorsal nerve tube
double-sided bicycle stand
dry fur
electrooptical memory
english proficiency
express warranty
external to
fights
foxhollow
Fulo
general orders
gravity head
gummoses
haemanthus coccineuss
health card
Heteronemertea
hill-and-dale recording
homogeneous axially symmetric flow
Igewsky's solution
indefinite respiration
induplicate leaf
inside screw rising stem type
intermediate wax
internal thread grinding machine
John X
joint rule
juraga
lightscape
local similarity
melchert
messels
micro-tektite
model-based object recognition
Mountain State
mussy
nephtheids
non institute clause
non-explosion hazard area
nonchiasma
normal polar contact
opacket-switching
oppermann
overmiked
pectinoid
phalacrocoracids
pin-tuck
planned load
plant schedule
Processus sphenoidnlis septi cartilaginei
receive-only equipment
refuse disposal plant
reversible auxiliary ventilation
schistose crystalline rocks
shikara
SHOBON
skill based routing
statistical work
step input/output table
takaroa
take a rest
technicity
temperature sensitive resister
terrestrial telescope
throttle rod cotter
throttled down
timing section
Trachonitis
tuas
tuber scapusae
unconstitutional law
vapor compression distillation plant
vinmegallate
william ivs
zero Energy thermonnuclear apparatus