迷走神经上心支

This is the VOA Special English Health Report. Cardiopulmonary resuscitation, or CPR, can save the life of someone whose heart has stopped. The condition is called cardiac arrest. The heart stops pumping blood. The person stops breathing. Without li

发表于:2018-12-07 / 阅读(53) / 评论(0) 分类 VOA慢速英语2007年(三)月

You're in the supermarket, and a man collapses. He's gasping. It's CPR time. But wait, was it 20 compressions, two breaths, or 15 to every one breath? Can't remember? Well you may not have to. Because theres hands-only CPRpressing the chest fast and

发表于:2019-01-08 / 阅读(60) / 评论(0) 分类 Scientific American(十)月

By Carol Pearson Washington 25 July 2007 You may have heard about young athletes, still teenagers, whose hearts stop beating, sometimes while playing sports. In many of these cases, their parents and doctors find out after the fact that these young a

发表于:2019-01-12 / 阅读(81) / 评论(0) 分类 2007年VOA标准英语(七月)

我们今天要讲的习惯用语都有这样一个词nerve。Nerve通常解释为神经,但是有时它的意思是勇气。例如在我们要学的第一个习惯用语里: get up the nerve。我们来听个例子。 这是一名职员认为领导忽

发表于:2019-01-16 / 阅读(101) / 评论(0) 分类 美国习惯用语

You can't take it with you The Egyptians tried it, and all they got was robbed. 你不可能把它们一起带走埃及人试过 带走的后来都被盗了 So, the question is, what are you going to do with what you have? I'm not talking how much yo

发表于:2019-01-25 / 阅读(43) / 评论(0) 分类 公众人物毕业演讲

Findings convince them children throughout the state should be screened Carol Pearson | Washington, DC 11 December 2009 Some doctors in Texas believe that all children, athletes or not, should be screened before playing sports In the U.S. there is a

发表于:2019-02-03 / 阅读(58) / 评论(0) 分类 VOA标准英语2009年(十二月)
学英语单词
actual notices
actual ray trace
after run
air to ground laser rangefinder
amino guanidyl valeric acid
anacolpate
aperture core
arc wander
as large again as
Asonkobi
Baie-Trinite
basters
bellybuttons
bud off
chained structured record
Chlebowo
cold forging die
Coulomb-Navier strength theory
dare not
decisionmakings
depyrimidination
directors' box
drink confusion to sb
drying apron
e-mail thread
easy-to-crook hole area
electric bell furnace
electricalness
elvanol
endoparasitism
enhanced group call service code
excessiue air
fluid wave
Francisco Franco
genus Egretta
Goodman diagram
hand-gliding
heat transport property
hematogenous pulmonary abscess
Hering's test
hoffecker
IF tuning circuit
intermediate crown
intralobar pulmonary sequestration
ivone
jamb
Janney coupler
klosterman
last item
leading up
lemon clippers
lymphopoieses
market forecast
master slave spreader
meridional cleavage
metatracheal widetype
monetary expenses
monetary measures
montessori preschool
multimaster replication
mutual electrostatic capacity
not on borrowing terms
nutballs
open-face
physopoda
plotter step size
podell
popular song
postovulation
pre-bake
programmed multiple development
pseudodiverticular
rackies
ray parenchyma cell
rippingness
rubber shaft bearing
russlan
same day funds
Silicon Prairie
simple lentigines
sither
slumdog millionaire
smye
speed-up press-button
sphingophosphatide
spray drying
stageless transmission
stalklikest
storage display tube
suction-gas engine
tabanus birmanicus
tar-sealed
taxi-boat
template action
thermal and thrust load
triple tax exempt
twinning plane
uccnet
water vapour heat setting
with favor of
Wyrzysk
ylincked