[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(51) / 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(99) / 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(98) / 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(53) / 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(136) / 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(130) / 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(83) / 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(95) / 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(133) / 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(75) / 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(101) / 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(129) / 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(82) / 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(151) / 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(173) / 评论(0) 分类 VOA标准英语2010年(一月)
学英语单词
attentional focusing
audio-spectrograph
backup tong
bagsied
ballatoon
band-block filter circuit
beam port
Beiersdorf
belkin.com
blackophilia
Breznica
calaxius acutirostris
cant chisel
Caradon
cerisy
communications bill
complexor admittance
cursus honorum
curvature of the image field
deep-sea terrace
deferred check point restart
draught animals of fine breeds
dynamic-coil microphone
eaten away at
eightfold
employee's involvement
endosteisis
event trigger menu
femsa
flare light
forswart
hertpeny
histotopographic
hypocolius
idle machine time
Japan Radio Company
judicial discretion
keratosis punctata palmoplantaris
kitchenet(te)
large tortoiseshell
laurelor
Lenclos, Ninon de
lost core injection molding
mainstages
marine geodetic survey
maximum backing pressure
medical advisor
megazoospore
migraineur
mineclearance operation
misparaphrase
misrehearses
mobile ship station
multiple regression
n series
neural plate
nonNIL
Novorzhevskiy Rayon
nude cargo
one-eighth-ounce
oral anesthetics
phaneromere
pharyngeal sarcoma
pinnate muscle
post money order
processing program for preinventory
quasi-symmetric function
radar transmitter
resources of consumer
rhinallergosis
runcinid
salsette i.
shamisen
Shastas
shoo away the sparrows
sidelobe switching
silyn
slavija
solid rocket booster
sort function
spieler
starch-blocking
stream of tears
Streptorex
supply department
syntax-control
Tancuayalab
timbering residue
to careen
Tuyen Quang
unbalanced component
unclassified technical
under certain circumstance
vertical form control
viran
weather-headed
wian
Woensdrecht
zoocytium