甲基甘油

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(66) / 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(117) / 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(114) / 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(67) / 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(139) / 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(116) / 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(149) / 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(118) / 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(141) / 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(100) / 评论(0) 分类 VOA常速英语2013年(十月)

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(99) / 评论(0) 分类 听播客学英语
学英语单词
abbondanza
acceleration from rest
accidental resemblance
activator-dissociation system
aeacides
Alma Center
araucaria families
atmospheric-pressure counter
attached storage
average information matrix
bending length
boatswain's chair
charle's law
corrosive bittern brine
database indexed search
deteriorative change
dielectric drier
divcom
Dunaujvaros
electromagnetic starter
exogastric
exoperidium
external fixation of fracture
farceuses
filipe
flagellants
floating sleeve
foul-air flue
freelancers
ftn
Fūlādābād
goucher
hand sth round
hobits
hot secondary air
if i live to be a hundred
in stereo
in the schools
internal transference
lifespeed
limiting power
liquid-solid cyclone
low roller
Madeleine, Monts.de la
maholi
midget socket
minimum-delay coding
minispread
mode expander
modifier formula
network intrusion detection systems
non-reciprocal trade preference
Nordurandron
of fixation line
oil-bearing sand
Oxypinone
peachblow
phancifull
photo opportunist
piping bag
planetary spacecraft
potestatems
ppes
Primula sinuata
prober interface
qualitative description
quantized interval
quiet arc
rodnina
sampled data computer
scinaia pseudojaponica
scollon
secure against
self-incriminations
sensitizing dose
sound profile
stomias nebulosus
storage economy
stretchless
sun si-miao
syntaxical
systematic fashion information
tachyglossid
the cultivation of tress
the Sons of the Revolution
thorium halide
three graces
top-end
tunicae vagfnalis propria testis
turn of winding
Ubon Ratchathani, Changwat
unipoint
unstable frame
virtual channel link
watergas
Wawasee, L.
wedge dislocation
wing-tip
word load
yuen long
zilberstein