心房抑制型起搏

A Special Change Would you be excited to see a history maker? 1 As their tour bus traveled through Arlington National Cemetery, Ling told Ben, I can't believe our good luck with your first show. 2 You must mean the weather, Ben teased. Ling was alway

发表于:2018-12-06 / 阅读(181) / 评论(0) 分类 苏斯博士Dr.Seuss经典童书绘本

good book 好书 fun book 有趣的书 very well written 写得很好 fast-pacing 节奏紧张 quick-editing 快速编辑 engrossing tale 引人入胜的故事 hard to put down 很难放下 resist the temptation to 抵制诱惑 read ahead 预读 reli

发表于:2018-12-26 / 阅读(142) / 评论(0) 分类 大忙人学社交口语

(man) Today we're going to talk about shyness and discuss recent research on ways to help children learn to interact socially. Many people consider themselves shy. In fact, forty percent of people who took part in our survey said they were shy --- t

发表于:2018-12-30 / 阅读(118) / 评论(0) 分类 托福听力短文

SCENE① F 柔丝家 【你害我好紧张!】 Rose: You're making me 1) nervous! 柔丝: 你害我好紧张! Sue: You need to 2) relax! 苏: 你要放轻松点! Rose: But how? I'm afraid he

发表于:2019-01-02 / 阅读(111) / 评论(0) 分类 网络社交

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(126) / 评论(0) 分类 实用英语

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. The Patriot Act and the Bioterrorism Preparedness Act were passed in 2001 and 2002. These laws in part cover research on pathogens and toxins thought to

发表于:2019-01-08 / 阅读(165) / 评论(0) 分类 Scientific American(五)月

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(148) / 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(152) / 评论(0) 分类 VOA标准英语2011年(六月)

According to the International Maritime Organization, 20 ships - and more than 438 sailors and passengers - are being held by pirates. U.N. political chief Lynn Pascoe warns that Somali pirates, driven by a lack of legitimate economic opportunities,

发表于:2019-01-14 / 阅读(120) / 评论(0) 分类 VOA标准英语2010年(十一)月

今天我们要学的词儿是outpace。 Outpace是跑得更快,超过的意思。Supply is outpacing demand, 意思是供大于求。联合国的报告说,在非洲大陆,去年开始服用艾滋病药物的人数跟艾滋病新感染者人数的

发表于:2019-01-25 / 阅读(174) / 评论(0) 分类 英语每日一词

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(189) / 评论(0) 分类 2010年慢速英语(二)月

From rubbery scrambled eggs to lukewarm mashed potato, airplane meals can be dire. 从炒鸡蛋到微温的土豆泥,飞机餐真是难吃得丧病。 Now scientists think they know why food tastes so strange in the air its down to sound. 科学家们

发表于:2019-02-06 / 阅读(324) / 评论(0) 分类 阅读空间

Besides the fact that you'd literally die without it, there are many, MANY imperative reasons to drink water frequently, every single day. It starts out pretty mild - you might feel thirsty and have a dry mouth. But the long-term effects of not drink

发表于:2019-02-08 / 阅读(148) / 评论(0) 分类 阅读空间

动物也爱散步? When youve been to the zoo have you noticed how some of the animals pace around a lot? Scientists think the problem might be that the animals miss the freedom to roam . That make sense. After all, a polar bears natural range is

发表于:2019-02-16 / 阅读(119) / 评论(0) 分类 英语听力文摘 English Digest

Finance and economics: The economics of generosity The kindness of neighbours 财经:慷慨经济学 邻居的善意 A new paper asks why some Tanzanian farmers are more selfish than others. 一份新的报纸说为何一些坦桑尼亚农民比其他

发表于:2019-02-17 / 阅读(125) / 评论(0) 分类 经济学人财经系列

今天我们要学的词儿是outpace。 Outpace是跑得更快,超过的意思。Supply is outpacing demand, 意思是供大于求。联合国的报告说,在非洲大陆,去年开始服用艾滋病药物的人数跟艾滋病新感染者人数的

发表于:2019-02-18 / 阅读(134) / 评论(0) 分类 英语单词荟萃

保持一个姿势久了,身体就会有发麻的感觉。当你改变姿势的时候,会感到非常的难受:刺痛、痉挛,然后是慢慢恢复知觉。这种发麻的滋味还真不好受。那么,为什么我们的身体会发麻呢?

发表于:2019-02-18 / 阅读(126) / 评论(0) 分类 阅读空间

So dear child, my child, Has it been so long since you could force a smile? Sore state, long face You are wondering if it's right to leave this place With light, steps, and eyes towards the moon, her words have pierced the sky Over the ground where h

发表于:2019-02-21 / 阅读(109) / 评论(0) 分类 美国乡村音乐

So my idea was born,and I had the project set up and a hypothesis, 这就是我的想法诞生的过程,然后,我就有了项目的开展和假说, so what was my next step? 那么我的下一步呢? Well obviously I had to find a lab to wor

发表于:2019-02-21 / 阅读(160) / 评论(0) 分类 TED演讲教育篇

When you've been to the zoo have you noticed how some of the animals pace around a lot? In this Moment of Science Don and Ya?l discuss one explanation for this behavior. D: Ya?l, I went to the zoo yesterday, and boy, the polar bear just kept pacing i

发表于:2019-03-06 / 阅读(195) / 评论(0) 分类 英语时差8,16
学英语单词
acetbromanilide asepsin
aernout
affective impulse
Amlia I.
Aro, R.
bohnert
broker's fee credit balance
Brummel hook
Cambona
capacitors
casamunar
cashbacks
cell saver
character repertoire
Charmat process
chip calculator
chiral current
cladding collapse
concurrent unit
conform oneself to
contra-charge
crisis manager
Dantinal
ddmac
deoxyribonucleic acid polymerase
dynamic measuring method
equivalent braking ratio
Erigeron crispus
Freq-Range
gats
gehlens
Glorious Revolution
gridworks
haackes
half-story
hall watt transducer
Hibiscus syriacus
high-trust
hypnotizingly
ibony
indurable
industrial hygienics
inscription
ipecacunhin
isthmic
label-cutting press
lie bumps
ligament stress
lubrication pressure regulation
maximum entropy method(mem)
mean terms
Merthyr Tydfil
morphine hydrochloride
nervus lateralis metaoticus
northern baptist conventions
Ohou
ornithophile
orthopaedical
outflying
over-appreciation
Piperacillin-Tazobactam
pipette filler
piston ring seal
play one's hand openly
plug in relay
poodlefaker
poster
pradimicin
pseudochromia
quasi-field
rate of flour content in bran
Rathke's pocket
rinpoche
rzeszows
sabermetrics
Saint Petersburg
scandale
semi-automatic intercardinal points
shell-slab
simulation of Markov chain
solvation effect
solvent extraction
South Taranaki Bight
spoilless
stationary crusher
steel-backed
stick slip
stonechat
straight framed ship
sultanries
Telcoseal
thirtieth highest annual hourly volume
threshing tooth
tongue and groove joints
top distance
truppie
unicity
unification-based
vinblastin
wokus
Yc-93