非甾类化合物的,非类固醇的

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Athletes have obviously been tempted to use performance enhancing anabolic steroids. Drug testing may discourage such use. But a new study finds that some of the perfo

发表于:2018-12-24 / 阅读(60) / 评论(0) 分类 Scientific American(九)月

1 President Bush rules out helping North Korea build a civilian nuclear reactor for electricity until it dismantles its nuclear weapons programmes. 2 Iraq's Shiite Interior Minister says claims Iraqi

发表于:2019-01-08 / 阅读(95) / 评论(0) 分类 美联社新闻一分钟2005

By Tony Budny Washington 01 October 2007 U.S. law enforcement officials last week announced their largest crackdown ever on performance enhancing drugs. The nationwide raid calls attention to what officials say are the dangers of steroid use among pr

发表于:2019-01-16 / 阅读(67) / 评论(0) 分类 2007年VOA常速英语(十月)

1. The tearful family and friends of slain US Border Patrol Agent Nicolas Ivie attended funeral services for him today. Ivie's death is believed to be the result of friendly fire. A second surviving agent was also shot. 2. President Barack Obama's ca

发表于:2019-02-11 / 阅读(92) / 评论(0) 分类 美联社新闻一分钟2012(十月)

1. Republican presidential nominee Mitt Romney will give a major foreign policy speech Monday when he visits Virginia Military Institute. Romney is expected to say that it's time to change course in the Middle East. 2. Federal health officials say th

发表于:2019-02-11 / 阅读(92) / 评论(0) 分类 美联社新闻一分钟2012(十月)

New Study Could Change Treatment for Asthma Global treatment guidelines for asthma could change as a result of a study led by a researcher at the University of Texas Medical Branch. Most adults who have mild or moderate asthma are told to use their i

发表于:2019-02-17 / 阅读(452) / 评论(0) 分类 英语新闻
学英语单词
-tuple
a bender of a night
acises
adapter gear
adenin(e)
ALIMD
alkylpolysilane
alloy disintegration
apparentness
arachnoid forceps
beshare
body scab
Camelteen
case at bar
chandelling
characteristic species combination
chlorinise
cinnamon roll
colour television set
crime against humanity
database definition file
day-after-day
descriptor attribute
discard weak plants
Dos Passos, John
drunk and disorderly
duhamel's integral
empirical study of consumer demand
euthanatising
event-driven computing
expansion compensation
external spur
fight or fight reaction
futures non-clearing dealer
genotypically
get the jump
give a warm
glass polishing
glycerin monoguaiacol ether
godwinson
have no affiliation with
Hazen and Williams' formula
heat eliminating medium
heteropoly molybdic acid
hickeries
Hippeutis
horny structure
hymenocephalus lethonemus
hyperpolarizabilities
intercolpium
IP card
Izyumovka
jump on positive
kinetic index
Kostromskoy Rayon
leprous nodule
loogaroo
magnetic loss angle
marketmaker
melanite
melena
MEMPP
molybdate glass
multicollinearity
Nizhniy Mamon
no-charges
North McIntyre
paronychosis
pentalingual
powder collector
power attenuation
pre-feasibilities
production-scale
rending
requise
roddan
romp
roughin'
Sabancuy
saketini
schizothyrium perexiguum
sheet-metal grinder
Souques's phenomenon
south-southwestward
stock in transit
stolperstein
sub-radar point
subobjective
sukkahs
Syrenia siliculosa
tactile agnosias
tapered graded index fiber
technological regulations for repair and inspection
terminal system control units
truing face
unarted
variable-pitch fan
vertical composition
Wankel SIM engine
wave laboratory
why ever
zajecar