酚类甾族化合物

This is AP News Minute. President Barack Obama is in Florida speaking in Jackson Building,the members of the military.The president remembered 14 Americans killed Monday in helicopter crashes in Afghanistan,saying they gave their lives to protect ar

发表于:2018-12-15 / 阅读(165) / 评论(0) 分类 美联社新闻一分钟2009年(十)月

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(145) / 评论(0) 分类 Scientific American(九)月

THIS IS AMERICA - Baseball Season Opens as Congress Investigates Steroid Use By Jill Moss Broadcast: Monday, April 11, 2005 VOICE ONE: Welcome to THIS IS AMERICA. I'm Steve Ember. VOICE TWO: And I'm F

发表于:2019-01-07 / 阅读(253) / 评论(0) 分类 This is America

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(180) / 评论(0) 分类 美联社新闻一分钟2005

New Study Could Change Treatment For Asthma Most adults who have mild or moderate asthma are told to use their inhalers twice daily, even if they don't have symptoms. The medicine in those compressed-air inhalers are corticosteroids, which open a per

发表于:2019-01-14 / 阅读(156) / 评论(0) 分类 VOA标准英语2012年(十一月)

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(161) / 评论(0) 分类 2007年VOA常速英语(十月)

By Paul Sisco Washington, DC 07 July 2006 watch Asteroid report A major asteroid passed by the Earth this week, and another is heading this way. An asteroid visible in the night sky Asteroids are similar to comets and meteors. But they are larger, m

发表于:2019-01-20 / 阅读(211) / 评论(0) 分类 2006年VOA标准英语(七月)

By Mike O'Sullivan Los Angeles 03 July 2006 A large asteroid, known as 2004 XP14, raced past the Earth early Monday. Scientists say it posed no threat to the planet, but serves as a reminder of the hazards encountered in space. -------- The rocky sp

发表于:2019-01-20 / 阅读(185) / 评论(0) 分类 2006年VOA标准英语(七月)

By Ernest Leong Washington, DC 08 June 2006 watch Bonds Controversy report Experts refer to baseball as a game of numbers. Recently, Boston Red Sox pitcher Curt Schilling won his 200th game and Derek Jeter of the New York Yankees collected his 2,000

发表于:2019-01-31 / 阅读(220) / 评论(0) 分类 2006年VOA标准英语(六月)

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(172) / 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(171) / 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(559) / 评论(0) 分类 英语新闻

Topics: Steroid use and other doping in professional sports; The Juilliard School; shell-shocked; way to go; be good Words: performance-enhancing drug steroid bodybuilder dose acne to cheat to dope prestigious audition humanities to rehearse composer

发表于:2019-03-05 / 阅读(172) / 评论(0) 分类 美语听力 English Cafe
学英语单词
Add Cells as
Alut
amnesics
and otherwise
anti-biotics
antifibrillatory agent
Aviv
azimuth magnetic recoding
ball blasting
Banimaté
Bonus Army
bulb for endoscope
caesium atom
carica L.
centripetal movement
ceramic cup
Ceratophyllaceae
Chopart's operation
city taxi
co-ordinate axes
collaterals of the uterus
collector box
collimater light beam
combined altitude radar altimeter
copying-pencil
decayed rock
desolatory
despicking
distributor arm
Durham (fermentation) tube
dusky shark
eucrasic
Eureka black shale
false bottom
Fangeron kiln
First catch your hare then cook him.
foreign spy
forraine
fraudulent
Gentiana callistantha
genus pogonias
gives voice
Grid sitor
guaranteeings
helically finned tube economizer
hug the wind
in a good state of repair
in one whack
Indian darters
internal promotion
Kakponi
kidd
LAN segment
lee tide
limonia tuta
Magee
Marie, Pierre
multi-reactor nuclear power plant
new issue bond
nickel-chromium resistor
nontwisting
nose-bit
oies
omnisciently rational system
orgel
Ostracodermi
pattern recognition algorithm
pH-indicator
porous clay cup
powder stearic acid
prism dispersing system
Qichong
record-set
refrigerating box
Remivox
rhamnus rugulosa hemal
Roches-Bettaincourt
routine maintenance time
seven - piece puzzle
short-pitman mower
show globes
slowly increasing distribution function
snotter
spawn point
stevenet
subject-raising
sybaritically
temperature-regulating valve
tertiary triangulation
thenar muscle
thirteenpenny
Transport Police
tree mallows
two-year-old horses
uroptychus orientalis
vanetta
vapoaural massage
veales
Welsh pony
werssle
white atrophy
wireless keyboard