氯唑西林,氯苯西林,氯苯唑青霉素

By Carol Pearson Washington 28 February 2007 watch Antibiotic Resistance report Penicillin and Erythromycin are examples of antibiotics that used to be one-time miracle cures. These drugs and other antibiotics are now less effective because bacteria

发表于:2018-12-16 / 阅读(188) / 评论(0) 分类 2007年VOA标准英语(二月)

STEVE INSKEEP, HOST: This year Americans will spend more than $2 billion on probiotics, supplements aimed at boosting what are called good bacteria inside us. One part of the market that's growing rapidly is probiotics for babies and kids. Here's NPR

发表于:2018-12-17 / 阅读(171) / 评论(0) 分类 2018年NPR美国国家公共电台5月

The antimicrobial triclosan is a common ingredient in hand soap. But it's also found in shampoos, deodorants, toothpaste, even lip gloss. So it's not too surprising that triclosan also shows up in blood, urine, breast milk and mucus. But here's the w

发表于:2019-01-02 / 阅读(206) / 评论(0) 分类 英伦广角

Rainforests exist because it rains a lot and that makes the forests grow, right? Well, not so fast. What if its not the rain that makes the forestswhat if its the forests that actually generate the rain? Thats the contention of a paper in BioScience

发表于:2019-01-02 / 阅读(238) / 评论(0) 分类 60秒科学

HEALTH REPORT -May 29, 2002: Staph Vaccine By Nancy Steinbach This is the VOA Special English Health Report. American researchers say they have developed the first vaccine medicine that can prevent a

发表于:2019-01-02 / 阅读(205) / 评论(0) 分类 健康与环境

Rainforests exist because it rains a lot and that makes forests grow, right? Well, not so fast. What if its not the rain that makes the forests? What if its the forests that actually generate the rain? That is the contention of a paper in BioScience

发表于:2019-01-08 / 阅读(200) / 评论(0) 分类 Scientific American(五)月

New Antibiotic Found in Human Noses 研究人员在人类鼻子发现新抗生素 The search for new drugs to fight infections has led to a discovery in an unlikely place in peoples noses. What researchers found in noses is a compound called lugdunin

发表于:2019-01-12 / 阅读(202) / 评论(0) 分类 2016年VOA慢速英语(八)月

Industrial Livestock Farms Linked to Staph As economies grow in developing countries, more of them are adopting a Western-style diet. That means eating a lot more meat. As a result, the number of industrial or factory livestock farms has increased. B

发表于:2019-01-14 / 阅读(236) / 评论(0) 分类 VOA标准英语2013年(七月)

ROBERT SIEGEL, HOST: Now some good news, especially for babies around the world. Scientists in the U.S. and India have found an inexpensive treatment for a common infection. It could save hundreds of thousands of newborns each year. The treatment com

发表于:2019-01-16 / 阅读(209) / 评论(0) 分类 2017年NPR美国国家公共电台8月

RACHEL MARTIN, HOST: Go online, walk through any health store or supermarket, and you'll find all kinds of products being sold as probiotics. They're being promoted for all kinds of things - preventing upset stomachs, boosting the immune system, figh

发表于:2019-01-16 / 阅读(184) / 评论(0) 分类 2017年NPR美国国家公共电台12月

Bacteria Might Share the Blame for Eczema 皮肤湿疹可能是细菌惹的祸 Your skinlike many other parts of your bodyis crawling with microscopic critters. It's a microbial zoo in a sense. Heidi Kong, a dermatology researcher at the National Ins

发表于:2019-01-20 / 阅读(230) / 评论(0) 分类 2017年科学美国人(七)月

Probiotic yoghurt drinks and supplements dont live up to their promises, according to an EU watchdog. They claim to boost your immune system and help digestion. It concluded there is no scientific proof that products such as Yakult have any health be

发表于:2019-02-04 / 阅读(177) / 评论(0) 分类 阅读空间

The antimicrobial triclosan is a common ingredient in hand soap. But it's also found in shampoos, deodorants, toothpaste, even lip gloss. So it's not too surprising that triclosan also shows up in blood, urine, breast milk and mucus. But here's the w

发表于:2019-02-14 / 阅读(300) / 评论(0) 分类 2016年Scientific American(八)月
学英语单词
acescency
air scattering
allrounder
amblyacusia
ameloblastic fibro-odontoma
ammonium rhodanilate
angrily
annual minimum temperature
anticoincidence counter
average reward model
babe zahariass
be unclear about
beach defense
Besnier-Boeck
bitwidths
blaze the path
Bow Island
breg-
burn centers
c.m
calcifuge
came to a standstill
capacitor installation
charlie chaplins
chord-length
Clerodendrum brachystemon
clinical neurophysiology
complementary dc amplifier
congenital talipes equinovarus
continuous core molding
Dhollera cotton
diamond turning
direct painting
distribution caption
doublegap
drank
dual chain complex
dynamic adjustment
earnings position
electric drilling machine
electro-spark polishing
electrolytic oxidatoin
energy change cost
Eremopyrum
face view
fissuration structure
fuel rod consolidation
Gary Lineker
gkos
Heterobathmina
high country
hyperopia (farsightedness) lens
hyperphasia
information technology literacy
inspection of mounting of bearing seating
inter-companies
intracrinology
James Town
jargonelles
joyo
knitting dynamics
lasting of ice cover
leaf curl
lithospheric slab
little giant die
mekdad
metal enclosed switchgear
Nayāgaon
off-line control
pellet to can radial gap
permaplex A
phenylpropyl aldehyde
plain adjustable gap gage
polyps of endocervix
post-injury
projectization
propiophenones
pulse modulated carrier
put away all prejudices
qaswini
radha
reclaimed fen soil
rf transmission system
sequential decoding
short-arc
softer
speate
stochastic service system
system sand
testates
tetramethyl glucoside
tibetan terriers
ticarbodine
tie in knots
truck to
tung tree
two-signal selectivity
ultrasonic noise level
valeska
veltheimia
were quiet