[化] 去甲金霉素

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(61) / 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(109) / 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(107) / 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(62) / 评论(0) 分类 初学者听力文摘精选

Evidence mounts that ancient Nubian brewers purposely made beer so that it contained a dose of antibiotic tetracycline. Christopher Intagliata reports 有证据表明努比亚的啤酒制造者故意在啤酒中加入抗菌四环素。 In 1980, a sci

发表于:2019-01-02 / 阅读(142) / 评论(0) 分类 60秒科学

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(136) / 评论(0) 分类 60秒科学

四环素类 美他环素 Methacycline 飞梭霉素, 甲烯土霉素, 甲烯环素 米诺环素 Minocycline 康尼, 二甲胺四环素, 美满霉素, 二甲胺四环素,Vectrin, Minomax, Minocin, Ul

发表于:2019-01-03 / 阅读(91) / 评论(0) 分类 医务英语

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(107) / 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(142) / 评论(0) 分类 农业与发展

In 1980, a scientist looking at bone fragments under an ultraviolet microscope noticed the bones were glowing greena hallmark of the antibiotic tetracycline. The drug latches onto calcium and gets deposited in bone. Nothing unusual. Except these bone

发表于:2019-01-08 / 阅读(82) / 评论(0) 分类 Scientific American(九)月

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(115) / 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(139) / 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(93) / 评论(0) 分类 VOA常速英语2013年(十月)

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(161) / 评论(0) 分类 英语新闻

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(181) / 评论(0) 分类 VOA标准英语2010年(一月)
学英语单词
activity ratios
ADACS
aerotex
air sand blow
amplitude frequency response characteristics
an innovation system
angelicins
anzuroside
aulacaspis formosana
Boltzmann's emission law
brushing property
cannulated forceps
capon test
carbonaceous reducing agent
carnauba palms
caudofemoralis muscle
charter schools
chinchorro
chinese mushrooms
chloralization
circulation of intestinal loop
cost-freest
cross breaking
cryotechnologies
Cuzorn
cyclicity
dalmatian iriss
diethylcarbamaxine
disjunction search
double chamber of right ventricle
dra
Duncan, Isadora
Duncans Mills
education promoting program
emotional commitment
eye surgery
Fengshi (G31)
fetometer
fore-draught figures
forebody drag
four-tape sorting
frozen custards
fuckstains
fuel collecting pipe
full decator
Gryllotalpa unispina
hang on by theeyebrows
herniation
hierosolymas
high swirl port
hold hostage
homosassa
immiserizations
inside forward inside back rockers
intermitten firing
isopods
know which side one's bread is buttered
limit alarm sensor
luggage and parcel line
macrosporangiate flower
mirion
MLOWG
nest-building
nonwizards
o.c.s.o
palatal folds
peppercorns
phase objective
piche
piston guide
Plavix
power of life and death
price convention
psychanalytic
put a chill into sb
quercitrin
real time machine
ring abscess of cornea
salt-water intrusion
sciurus griseuss
scubas
self-deliverance
senese
separated thin lense
should have done
sighting potential
small perturbation equation
sonic precipitator
stepe
sudrajats
sulfate attack
suprastomodaeal
to make ends meet
Toland, John
tolling dog
uk inbound
unregistered land
upper critical solution temperature
voltohmmeter
wage of superintendence
weltanschauung
xanthophyllic