活性磷酸盐

BY STEPHEN R .COVEEY The first habit is 1)proactivity. Be proactive. The word proactivity is fairly common in management literature, but you won't find it in the dictionary. It means more than merely

发表于:2018-11-28 / 阅读(348) / 评论(0) 分类 疯狂英语2001年

pH - a measure of how acid or alkali a solution is. As the pH gets lower, the solution is more acid. At a pH of 7 the solution is neither acid nor alkali. pH is the inverse of the logarithm of the con

发表于:2019-01-03 / 阅读(210) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

发表于:2019-01-08 / 阅读(268) / 评论(0) 分类 Scientific American(四)月

This is Scientific American -60 seconds science. Im Cynthia Graber. This will just take a minute. A coal mine can degrade its local environment. But fungus may inadvertently help clean up the mine with its own waste products. Researchers worked with

发表于:2019-01-08 / 阅读(249) / 评论(0) 分类 Scientific American(七)月

This is scientific Americans 60 second science,I'm Cynthia Graber.This will just take a minute.A coal mine can decrease the local environment but a Fungi may indivertantly help cleanup the mine with its own waste products. Researchers worked with the

发表于:2019-01-08 / 阅读(247) / 评论(0) 分类 Scientific American(七)月

HEALTH REPORT – December 4, 2002: Test Warns of Heart Attack Risk By Jerilyn Watson This is the VOA Special English Health Report. Since the nineteen-fifties, American doctors have tested their pati

发表于:2019-01-11 / 阅读(222) / 评论(0) 分类 健康与环境

英语美文-主动与被动语言的重要性 语言是表达自我,交流十分重要的途径。一个人的语言能传达很多信息,包括一个人的性格,思维,态度,生活环境,经历,职业等等。很多时候,我们作为

发表于:2019-01-17 / 阅读(196) / 评论(0) 分类 卡卡课堂早餐英语

HEALTH REPORT-Heart Disease and C-Reactive Protein By Cynthia Kirk Broadcast: Wednesday, January 19, 2005 I'm Gwen Outen with the VOA Special English Health Report. American researchers have found evi

发表于:2019-01-30 / 阅读(266) / 评论(0) 分类 健康与经济

C-reactive protein is an indication of inflammation in the body, and, at high levels, is considered an early sign of future heart disease. It's a risk factor in a similar way that elevated cholesterol is a risk factor for heart disease, says Asheley

发表于:2019-01-31 / 阅读(207) / 评论(0) 分类 VOA标准英语2010年(三月)
学英语单词
acid resistant test
actual observation record
alternating electromotive force
Amomum xanthioides Wall.
amplitude response curve
antisuffragist
aphidiphagous
arbitration in equity
available lift
axial iteration technique
barsooms
breviss
capillitite
carbamyl phosphate synthetase deficiency
cardassian
cephalotaxuss
cerebritides
cmcsa
cold and hot trial
constant wire-feed system
cool-whitest
coolant-purification system
Cross the Great Divide
D2O volume control system
defiest
dentoosteitis
developing country, developing nation
dioscorea gracillima miq.
distributiontheory
effervescing
enriched-fuel reactor
furnace-boat
further direction
genus Collinsia
geralyn
glass partition
glide-bomb
golden touch
gwad
Heracleum sphondylium
Hill Head
historic-preservation
hypothecates
ice sculpture
imprest holder
infobots
interpre(ta)tive method
intertreatment
jessi
kedos
keysort cards
kiviruusu
Kivumba
largid
league branch secretary
lotiform
manual wsitching
marketing firm
medium type
monetary and credit control
nitroleum
non transportation use
nonsolutions
of love
oil-water ratio
otoprotective
Ouaga
outlaughed
outrunner
overtreading
paruns
peulhs
pilot heading method
plotting unit
printed circuit travelling wave tube
profit perannum
protrusiveness
pulsed-field accelerator
pyoderma circumscriptum
quasi-random access
refining loss
ride or die
ropinesses
roughcasted
secondary pneumothorax
selective transposition
semiiterative
simple array assignment statement
sorbitan ester surfactant
spadoes
stays over
stick in
tambola
the teachers' association at the school level
tysonite (fluocerite- (ce))
vemon
volume of coherence
voluntary
went halves
zebra danio
zero plane
zonal flow