温度应力

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(200) / 评论(0) 分类 新东方背诵文选

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

发表于:2019-01-11 / 阅读(74) / 评论(0) 分类 英语杂谈

SCIENCE IN THE NEWS - Stress: What It Can Do to Us, What We Can Do About It By Cynthia Kirk Broadcast: Tuesday, May 17, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm

发表于:2019-01-20 / 阅读(60) / 评论(0) 分类 科技之光

今天我们要学的词是stress。 Stress, 是压力、紧张的意思。Emotional stress, 是情绪紧张,mental stress, 是精神压力。I experienced a lot of stress before the tournament, 是说比赛开始前,我紧张极了。Yoga is a v

发表于:2019-01-20 / 阅读(46) / 评论(0) 分类 英语每日一词

By Carol Pearson Washington 10 October 2007 If you have had a heart attack, doctors recommend a good diet and regular exercise in order to prevent another one. But even if you follow your doctor's advice, a stressful job may mean more heart problems

发表于:2019-02-04 / 阅读(42) / 评论(0) 分类 2007年VOA常速英语(十月)

Eleven Ways to Reduce Morning Stress Lose an hour in the morning, and you will be all day hunting for it.Richard Whately Mornings can be the most stressful part of our day if we fail to manage our time and health needs appropriately. Many of us deal

发表于:2019-02-18 / 阅读(61) / 评论(0) 分类 阅读空间
学英语单词
acetorthotoluid
Adamless
aid to foreign countries
antenna-shortening capacitor
anti-immigrants
antimony ruby glass
army general classification test (agct)
balanced sorting
batting averages
BCS ground state
Bechhofen
bloom-free plasticizer
bollmann
cantuccini
caterpillar juice extractor
ceele
Cellanthus
central choroiditis
Chase Manhattan Bank
chortlers
clockwise polarized wave
closed type power fluid system
concumbency
crotonylidenediurea
Deodoro
direct out
Ehrlich 914
equivalent thrust load
erosion control below dam
eulerian correlation coefficient
farm system
filament regulator
forward lag operator
frostweed
haemadynamics
Herschbach, Dudley
homegrowns
honouraries
hung, drawn, and quartered
hyperazoturia
IHHS
impulse oscilloscope
injury accident
inter-palpebral
international classification of diseases(icd)
Iris halophila
ironised
kearnes
level bombing
literal address
lot-size replenishment system
make the world go round
Mauchsberg
metal thin film
mica paper
microwave transmission
molophilus (molophilus) ephippiger
molybdenum lined crucible
neogeneses
network subsystem
normal analytic space
oil filter assembly
olfactomedin
omnopons
or-so
outcomings
overdamp
overlapping boards
percentage-point
pervier
plastic eggcrate ceiling
portlights
radiation mineralogy
radioscope
ravelins
receipted demand note
repairman shop
route turnover
self-cleaning oil filter
septisyllables
sir thomas raffless
solanaceaes
sparrowbill
SPHENOCEPHALOIDEI
sssisxstsesesnstshs-s
ST_life-and-death_burying-cremating-and-preserving-bodies
staged subcutaneous elephantiasic tissue excision
Strengthen financial management of enterprises
sulfurous iron ore
supervisory management
synchronous accelerator
system changeover
temperature of nil-ductility transition
Tennant, Frederick Robert
tertiary cell wall
togas
tree fern
triploblasty
trunk zone
white tin
wrnf
Zhdanovist