时间:2019-01-20 作者:英语课 分类:2015年Scientific American(十一)月


英语课

 Have you lost your ability to taste during a cold because your nose stuffed up? That’s because the nose is intimately involved with your taste. When you chew,   flavor compounds from the food  to the back of the mouth. And when you exhale 1,  you cary some of those flavor compounds to   where they  . As children  their first lesson in their table manners, you know just to keep their mouth close while chewing and you also want to breath smoothly 2. It’s M.N. mechanical   I think it’s not only because a  courteous but also because it’s actually you can smell the food much better, if you can breath smoothly. The backward by which smells contribute to taste is called  function and it turns out our airway 3  to enhance that effect. In his     three pretty women airway, using the CT scanner as a tablet, to check air flow they  water  particles and pumping it into the  filming the results.


He found that when you breath them, that inward air flow actually form a at the back of your mouth, blocking food particles from getting into the lungs, which is a good thing. And when you exhale, air throws through  in the back of the mouth, swiping up those particles and delivering them right to the  where you can smell them.
The results appear in the    national  of science.
Now there is a way to     system. Except for     meaning if you really    often done your food gasping 4 for the air, that turbulent breathing actually delivering more of those food molecules 5 into your lungs and fewer into your . In other words, your mother is right all alone. Keep your mouth shut and don’t  the food. You’ll cut the chance of chewing and enhance the taste of the meal.

v.呼气,散出,吐出,蒸发
  • Sweet odours exhale from flowers.花儿散发出花香。
  • Wade exhaled a cloud of smoke and coughed.韦德吐出一口烟,然后咳嗽起来。
adv.平滑地,顺利地,流利地,流畅地
  • The workmen are very cooperative,so the work goes on smoothly.工人们十分合作,所以工作进展顺利。
  • Just change one or two words and the sentence will read smoothly.这句话只要动一两个字就顺了。
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。
分子( molecule的名词复数 )
  • The structure of molecules can be seen under an electron microscope. 分子的结构可在电子显微镜下观察到。
  • Inside the reactor the large molecules are cracked into smaller molecules. 在反应堆里,大分子裂变为小分子。
学英语单词
acceptable test
Ammergebirge
anisotoma smetanai
argentinian haemorrhagic fever
auxiliary ships
backhoeing
bend stop valve
Bir Tawil
bladework
bloody-bones
brahminess
caiguna rockhole
carbon monoxide poisoning
celebrityship
chatteration
chloroguanides
committee on the corn trade
condensing agent
consience
constrained maximization problem
cowl-head ventilator
crossed-roller bearing
cut-out wind velocity
cut-price sale
dance musics
dcatylium
denationalizes
dendrolasin
designated man
determinateness
divided highway sign
drumhead court-martial
elucubrations
faiz
featherstitched
fetoxilate
for the alienation of the other's affections
front parking light
hepatic stimulant
high backhand stroke
hook block assembly
Imipenem/Cilastat
inclination of vehicle
intermolecular stark effect
johnny bags
kea
king pin bearing
lagoons
lek paradox
licure
lipoadenoma
lipoamino
Lloyd,Christine Marie Evert (Chris)
logarithmic analytic function
MA-scope
melanthin
mellonide
MHP
mole runs
mongolianisms
multisegment structure
N-chloro-succinimide
neuroticize
nontouch dryer
notary certification
oil-way
optoelectronic modulator
Orobanche coerulescens
out-flaunt
overload of a sling
paper consumption
peak of a curve
peripersonal
pohlia yiinnanensis(besch)chen
popular reporting
positive hole conduction
postal franking machine
posterior adductor muscle scar
production line for dry cell
protected file
radiator filler gun
reconnaissance camera
rectangle separating table
refuelled
Regio infraorbitalis
scare off
shifted diagonal test
side-whiskered
Sippy ulcer diet
skiboard
stenopeic spectacles
tender back lug
to come amiss
tooba
tractor factory
Twentynine Palms
unavoidable hazards
undirected edge
venaticus
voltaic element
words-by-words
Yasu-gawa