功辐射器,无源辐射器

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(148) / 评论(0) 分类 疯狂英语2001年

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(65) / 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(88) / 评论(0) 分类 Scientific American(七)月

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(50) / 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(84) / 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(61) / 评论(0) 分类 VOA标准英语2010年(三月)
学英语单词
acey-deucy
acid scarlet
acute myelocytic leukemias
agrarian outrage
alternate crosshatching
antithrombogin
apocryptodon madurensis
backline
ballet du xxe si?cle
belt dryer
benoliels
best prevailing local conditions
bookcrosses
Brong-Ahafo Reg.
buffer elution
candacia longimana
celebrezze
channel purchase decision
Cinco Saltos
colloidoplasmatic
colo(u)red frit
computerized layout method
contiguousness
cylinder milling machine
cytomorphological
diethylstibestrol
diiamb
Dipteronia
discrimination process
dodigen
double replacement reactions
dual port
estafa
Faggot-wood
fleur de lis (france)
flush colour
for details see attached table
forward-peaked distribution
four way junction
frillings
genital style
gentianopsis holopetalas
grade point
Grdelica
haemoplasmodium
humidity ratio of moist air
hymnographers
impact acceleration process
Johannesberg
joint maximization
Leptomischus
light fastness
like bricks
main files
malleiform
measurement of ship for tonnage
Nessonvaux
non-local interactions
nonproductive wages
numero-uno
Oct-X
olier
one day at a time
palace gate
paraphenylene derivatives
parino
pass ... word
PCMS
phase-shift modulator
placenta truffee
podiatric
profilament
proofsheet
propoxy
punt glass
Racławice
recurrent tarsal vein
refringence
retin-some
roughing sand
saturation-absorption spectrum
scourway
sgare chain
shritch-owl
siyam
sketch pad
spicemill
starter of fertilizer in seedbed
stationary behavior
submarine depot ship
submarine detector
T-G (turbine-generator)
Tacherting
thermoprogrammer
torture-chamber
transit-time microwave diode
unsound
veterinary public health
Viksdalsvatn
wheat thin
world-records
write enable driver