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亚硝酸基

86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson (Start at 1'02

发表于:2019-01-02 / 阅读(118) / 评论(0) 分类 科技之光

分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(326) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

分集介绍:导数,斜率,速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(319) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏,它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

发表于:2019-01-08 / 阅读(173) / 评论(0) 分类 英语对接游戏

Beginners. Well, it's time for a new dog. For the past year, we have been a one dog family. But, you know, our dog, Rosie, is a wildly social lady. She goes crazy any time she meets another dog, a cat, a mouse, or a bird, let alone a human. But, the

发表于:2019-01-28 / 阅读(84) / 评论(0) 分类 英语博客 A cup of English

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(108) / 评论(0) 分类 健康与经济

By Melinda Smith Washington 14 May 2007 Top executives of the company that makes a powerful painkiller called Oxycontin admitted this week they lied about the drug's addictive qualities in order to boost sales. As VOA's Melinda Smith reports, worldwi

发表于:2019-02-03 / 阅读(137) / 评论(0) 分类 2007年VOA标准英语(五月)

Beginners. Today, Foxy had an appointment with the vet for vaccinations and a general check-up. She is about eight months old, so she needed her second set of vaccinations. The vet also needed to see if her growth was normal and healthy. I put her in

发表于:2019-02-07 / 阅读(107) / 评论(0) 分类 英语博客 A cup of English

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(89) / 评论(0) 分类 听播客学英语
学英语单词
abrasion index
accidental eeror
air signal
amitriptyline hydrochloride
Anadoluhisarι
arbitrary point
archless continuous kiln
Aspidosperma
backward-facing seat
banking structure
BigYellow
black-capped chickadees
blackout headlamp
bleach-fix
boil-off liquor
bonas
bordar
BS (binary subtract)
business equipment manufacturies association
calyptraea sakaguchi
camera trimetrogon
cell cavity
chasing pavements
Chief of Defence Staff
cleptomaniac
coagitate
continuous multistage press
Cortisyl
currency reserve
Dargin
deoxytetracycline
device management module
Dicranograptus
digital display
disc retarder
door for air reversing
dub feature
Duchenne's trocar
eccentric compression member
enshells
fair to middling
fenuram
finned spacer
folliculitis abscedens et suffodiens
freedom-loving
frisson
genetic change
gilet
grain grinder
haliplankton
heating medium lift pump
industrial property office
inter exchanger
Jack the Giant Killer
junpei
Kayak Cape
knee socks
Kumaishi
millerite
millicurie(mci)
monovular twins
monsteras
multi-stage extraction
murray rivers
neostratotypes
newspaper ads
nickel arsenide structure
nonadic
optimal circular arc interpolation
Out upon you!
palyer
panonychus citri (mcgregor)
pedophilias
pen scribe
phytographer
Polytrichaceae
potsdammer
process patent
profit-sharing reserve
propeller balancing machine
prunus persica batsch var.pendula dipp.
quasi-linear theory
redates
relative degree of development
rolling slat
sanctology
sand spreader
Sarcochilus
scleromalacia perforans
selfconsciousnesses
sledplane
staunch
stomato-gastric ganglion
takifugu oblongus
the more fool him
Ti.
unmaximized
very thick platy aggregate
voltage controller
weak-lined star
yolk sac