心房紊乱心律;房性心律不齐

Atrial fibrillation is a cardiac arrhythmia that often produces very disruptive palpitations, fatigue, and even shortness of breath. Worse, atrial fibrillation can substantially increase your risk of stroke. If you have atrial fibrillation there is l

发表于:2019-01-03 / 阅读(78) / 评论(0) 分类 实用英语

Dr. David Wilber performs a procedure called catheter ablation to treat patients with atrial fibrillation at Loyola University Medical Center in Illinois A relatively new procedure is proving to be more effective in treating patients with irregular h

发表于:2019-01-13 / 阅读(107) / 评论(0) 分类 VOA标准英语2010年(二月)

Sustained Irregular Heartbeat Raises Mortality Risk for Middle Aged Women Many doctors see atrial fibrillation (AF), an abnormal heart rhythm, in their elderly patients. But a new study indicates that a surprising number of middle aged women, who are

发表于:2019-01-14 / 阅读(105) / 评论(0) 分类 VOA标准英语2011年(六月)

Radiation Might Help Heart Regain its Rhythm That beeping sound is the normal beating of a heart. But here's what the same heart sounds like, during a bout of ventricular tachycardia, or VT the racing beats are caused by an electrical short circuit i

发表于:2019-01-20 / 阅读(96) / 评论(0) 分类 2018年科学美国人1月

-Penny: Ooh, is this one of those paintball guns? paintball gun: 彩弹枪 paintball: 彩弹 哦这就是那彩弹枪? -Leonard: Yeah. You ought to come, out with us sometime. Yeah: yes的口语形式 ought to: 应该 come out with: 和一起出去 是

发表于:2019-01-28 / 阅读(94) / 评论(0) 分类 生活大爆炸第二季

This is the VOA Special English Health Report. A condition called atrial fibrillation produces an abnormal heartbeat. People feel their heart race and they lose their breath. It may last a few seconds, but it can get worse and worse with age, leading

发表于:2019-01-31 / 阅读(135) / 评论(0) 分类 2010年慢速英语(二)月
学英语单词
-fitting
a bun
ABFDS
all-together
anti-ribboning device
athas
auditory communications
barley pearler
bathyclinograph
Benioff extensometer
best author
blakeslee
block instrument failure
blushingly
bridge-pile
bronto-
carbamic acid methyl ester
carbon manganese steel
clay earthenware
cremophor
crescentic lobule
crimping glass
CWQC
deslandes
Dignano
distiller condenser
do the handsome
drive an a point home
drop on
electro-hydraulic steering gear
electrochromic display device
embankment foundation
embread
ethyl sulfonyl chloride
financial accountability
Five Good Emperors
flexible steel-wire rope
flow measurement during freezing
give one pause
greavess
hand-brace
hematogeneous
hemiquinoid
hot on the heels of
hot-press for plywood
igor stravinskies
Ilexanthin
intermediate repeater station
internal fund
interpretation of treaty
interrole conflict
jatropha urenss
jaueling
kasane
kliebard
light-flux meter
locally finite refinement
marine geodetic survey
maritime law committee
mekmycin
memory bandwidth
micromass
microscopic section
middle ear
miscellaneous risks
mucus trooper
normal owyheeite
north-westing
northern woodsia
nosewings
open-door system
orchestral bellss
Oyan
padil
periodic cleaning
phis
plant height
precision DC stabilizer
pressure-main
punitive damage
quarternary operator
relational dissolution model
Roman-Kosh
Scotch asphodel
seasoning in saturated steam
sex chromatins
soterial
spike lavender
spleen pulp
sportest
sportsplexes
spread spectrum communications
stationary meteor
stress growing
synchronous mirroring
tetranitrides
tomahawked
ULF (ultra-low frequency)
voice-frequency ringing
volva of mushroom
Wyclifites
zeher