时间:2018-12-24 作者:英语课 分类:Scientific American(四)月


英语课

   People with asthma 1 crog constructive 2 pollenary disease and other breathing disorders 3 need fast relief with airway 4 tighten-up.unfortunately the most comonly used medication has nocious side effect,but scientists recently discoveryed that a bitter of taste can be more effective treatment, and now they know why,the work is published on Plus Biology.


  When an asthma attack hit ,the air we shrink and makes breathing difficult ,to keep air flowing ,the suffer must take medication to relax passager's muscle open and backup,but a couple year ago,research discovered airway contain bitter taste acceptors lets ones on the tongue,after exposure to a bitter substance, the acceptors can expand the airway more quickly and more effectively than the commonly used treatment.
  Researcher examined airway tissue to learn why the bitterness  make the  muscles relax,during an asthma attack,calsin flows into the selfof the airway and contribute to muscle constraction.
  but bitter substances block the channel that allow the calcement desell ,that is the opposite of bitter bill.

1 asthma
n.气喘病,哮喘病
  • I think he's having an asthma attack.我想他现在是哮喘病发作了。
  • Its presence in allergic asthma is well known.它在过敏性气喘中的存在是大家很熟悉的。
2 constructive
adj.建设的,建设性的
  • We welcome constructive criticism.我们乐意接受有建设性的批评。
  • He is beginning to deal with his anger in a constructive way.他开始用建设性的方法处理自己的怒气。
3 disorders
n.混乱( disorder的名词复数 );凌乱;骚乱;(身心、机能)失调
  • Reports of anorexia and other eating disorders are on the increase. 据报告,厌食症和其他饮食方面的功能紊乱发生率正在不断增长。 来自《简明英汉词典》
  • The announcement led to violent civil disorders. 这项宣布引起剧烈的骚乱。 来自《简明英汉词典》
4 airway
n.空中航线,通风口
  • Lay them on their side and ensure the airway is unobstructed.让他们侧躺着,并确保呼吸道畅通。
  • There is a purple airway in London Airport.伦敦机场里有一条皇家专用飞机跑道。
学英语单词
a catch
additional stresses abutment
age-based maintenance
as grown crystal
Astronomical Society of Australia
attedit
automatogen
averaged light measuring
body-piercings
bonville
calixarenes
capping the t
catch title
chinese society
clipper-clapper
countryfying
creative team
dairy-woman
date of large corrections
Denige's reagent
dichloronitroethane
duyker
edge rail
El Berrón
electric welded short link chain
electroencephalophone
empirical survival function
English proof agar
enman
expenditure encumbrance
eyewashing
Fahrenholz rule
faulty dental
finite free module
flatcompositron
fore-brain
gun car
harlock
immersional wetting
incised leaf
intermenstraal fever
interzooecial
IRS deadline
keitol
kokoretsi
light-bulb
liquid flow
mainline section
malocas
matriees
medianoche
meteorological element series
misknowledges
modified control limits
Mokhtārān
mollenkott
mowatts
Muang Ham
ni hao
non-weather-protected location
nonwives
Norlelobanidrine
normal tax rate
Ore Bay
overload recovery
partial pressure vacuum gauge
phonon-phonon collision
pigeoning
pollymite
polydiene rubber
proteidogenous
prune off
Punnett square method
receiver operating characteristic curve
relessors
rent-collector
restraint of marriage
ring hollow
rochambeaux
rouquet
run of river turbine
screw pair
sinisterness
skinmags
steady irrotational flow
Striatran
supersquare
tectonite
terminating network
the freedom of
thiocol
thrash something out
tongue joint with lug
traditional-styles
traffic utilization
transcription repression
tumuluses
unguiltiness
uniformly bounded above
video track straightness
Wehlerian