[医] 厌氧的(菌)
a living or active in the absence of free oxygen

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(82) / 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(56) / 评论(0) 分类 2018年NPR美国国家公共电台5月

In April of 2005, Jacques Chirac and the German Chancellor at the time, Gerhard Schrder, announced plans to spend over a billion euros on a joint French-German search engine to compete with the American company Google. The project would be called Qu

发表于:2018-12-30 / 阅读(66) / 评论(0) 分类 初级商务英语听力2007

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(128) / 评论(0) 分类 60秒科学

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(85) / 评论(0) 分类 Scientific American(五)月

Police say Kansas city chiefs Land backer Jill Billt has failedly shot his girlfriend early Saturday, he then drove to Aeroheads stadium commits suicide, and found by his coach and general manager, used to be a force player. Two people were killed in

发表于:2019-01-11 / 阅读(135) / 评论(0) 分类 美联社新闻一分钟2012(十二月)

AS IT IS 2016-06-14 Indoor Farming Industry Is Growing Fast 室内养殖产业快速增长 As experts warn of a coming food crisis, the vertical farming industry aims to create plants that offer more nutritional value and require fewer resources. In

发表于:2019-01-12 / 阅读(97) / 评论(0) 分类 2016年VOA慢速英语(六)月

Victor Otazu, a aeroponic specialist with the International Potato Center, tends to some aeroponic potato plants in Nairobi, Kenya Kenyans love to eat maize. It's the country's favorite food. But researchers at the Kenya Agricultural Research Institu

发表于:2019-01-13 / 阅读(107) / 评论(0) 分类 VOA标准英语2010年(六)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(88) / 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(61) / 评论(0) 分类 2017年NPR美国国家公共电台12月

Voice 1 Thank you for joining us for todays Spotlight program. Im Mike Procter. Voice 2 And Im Rebekah Schipper. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. V

发表于:2019-01-19 / 阅读(112) / 评论(0) 分类 环球英语 Spotlight

一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 -- aero 空气 aeroplane= aero空气+ plane飞机飞机 aerial= aer空气

发表于:2019-01-21 / 阅读(87) / 评论(0) 分类 英语PK台

Frozen Smoke 固体烟 Male: What's as light as smoke but strong as a brick? Female: I'm gonna take a while guess and say... aerogel ? Male: Sorry,yaoyao,the answer is... Wait a second! Did you say aerogel ? How did you know? F:Yeap! Did you know tha

发表于:2019-01-26 / 阅读(65) / 评论(0) 分类 英语听力文摘 English Digest

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(56) / 评论(0) 分类 阅读空间
学英语单词
abak
acutely aware
aformers
air flask
anatectic earthquake
at one's own expense
bakers creek
bashkir
caballeros
call processing tasks
capacitor bushing
cavalierness
central rectrice
centrifugal refrigerating machine
cff (compressibility of formation fluid)
characteristic ion
cladoxylopsids
compacting by high explosive
Denkyera
disulfide group
double limit
dry abrasive cloth
dual-catalyst
Durandal
dyll
ecoalarmist
entered tonnage
epinephelus flavocaeruleus
epiparietals
equipotential contour
ethylenediaminetetra-acetic acid
experimental development
father-of-six
Filago spathulata
film recording thermograph
fisetin
gate channel for repairing
gonatalgia
hand dressing
Hayama
hook conveyer
huvud
hydraulic-transmission
Indian relish
infra-median vein
kilerg
lateral meniscus
LHN
low carbon alloy
Lygodium palmatum
malaria survey
management training
mantodean
meganiche
merging data
merlon
middle meningeal artery
milk-shake
molecular equation
Mycoderma cerevisiae Hansen
National Petroleum Association
neutraling value
one-piece film
parallel association processor
pecorans
pelini
Pibul Songgram
pishamin
pointing out
prayerbooks
preplacode
private branch exchange,PBX
progermination
propellant outage
prox. acc
pseudo-operations
rapturizes
removing of the needle
rhusflavone
rozhdestvensky
safety mechanism
sarcoma virus
schmidt cameras
Sekenke
sequential buffering
silent status
slider control
smoot-hawleys
stabilized condition
start - up loan
status filters
subject(to)
teacup dog
tecla
thin silk
tidal observations
Torilis scabra
trabeate
tractor binder
unitary gas conversion process
untameably
Zcat