像差,光学象差;视差

The hearts and minds of voters were in contention in the swing state of Virginia today, where NPR's Mara Liasson tells us President Obama and GOP hopeful Mitt Romney made appearances. Both candidates were in Virginia today. Mitt Romney campaigned in

发表于:2018-12-02 / 阅读(53) / 评论(0) 分类 2012年NPR美国国家公共电台9月

加州日报:以后视力有问题的人看显示屏再不用戴眼镜了,因为美科学家给电脑屏幕 戴上了眼镜. 美科学家给电脑屏幕戴上眼镜 Daily California: People with vision problems may be able to forgo eyeglasses and c

发表于:2019-01-01 / 阅读(33) / 评论(0) 分类 双语趣听精彩世界

Galaxies could in a way, be much bigger than they currently are. Something is stopping them growing larger and that something is the black hole at the center. Now this is bizarre because the ration of the size of the black hole to the size of the gal

发表于:2019-01-23 / 阅读(39) / 评论(0) 分类 探索与发现2013年

The closing bell rang moments ago and it couldn't have come too soon for many investors after this crazy week on Wall Street. It was another roller-coaster session for the market. Stocks actually edged into the plus column briefly, but by the end it

发表于:2019-01-26 / 阅读(54) / 评论(0) 分类 商业报道2007年

China's Tibet Autonomous Region is about to achieve a universal coverage of fibre-optical broadband service ahead of its schedule. As China further rolled out its universal broadband project, Tibet's broadband service is looking to reach 98% of admin

发表于:2019-02-14 / 阅读(88) / 评论(0) 分类 2018CRI中国国际广播电台

GRE阅读理解考查的范围非常广,不像填空、类比和反义那样注重基础和词汇量,而GRE考试的阅读又与其他考试中的阅读有很大区别,所以在技巧方法上也要区分对待。GRE阅读中多见长句,对理

发表于:2019-02-17 / 阅读(43) / 评论(0) 分类 GRE英语
学英语单词
1-isobutyl-1-phenyl-hydrazine
absonous
ad dahna
Aji-shima
antecedent moisture
antiremoval
aquality
Araboids
arcs of contact of halo
are like
azepinones
Bamako
belt fastener
bimetallic strips
brake cylinder bracket
byte-oriented microprocessor
Cerasus L.
chilled effect
city area
clear-weather approach
coercive voltage
coneine
control chart for mean
coupler jumper
Dartmouth R.
depressive
diestrum, diestrus
differential growth
dihydroxies
echinates
Effectin
ellinor
exemptitious
FESW (fuel element storage well)
first plowing
float manometer-type flow indicator
forearms bend at back
fundamental transverse mode
G 1 phase
glass guage
hawser attachment point
high-vacuum orbital simulator
I wouldn't be surprised
information cycle
initial rate of dyeing
inlet time
interrupt vector register
isopimaric acid
juxtaspinal
Kupffer cell sarcoma
leaching of wood in cold water
Leptodactylus
liberatas
lion lizard
lock ring with screw
low life
meniscopathy
Muhamedans
nanigation
nodose
nonkinky
overcomplicators
phase specificity
piarachnoiad
pickleweeds
pillow-biter
placentia bay
precision approach
pretreatment
principal balance
reinsurance reserve
rs flip flop
self-actuated setpoint
sensing system
serpiginously
sialoductilitis
single-image photogrammetry
soaketh
soufflon
spade tag
special order decision
specialized phases of accounting
spinning side band
spruth
statistical engineering
statistics analysis
strahm
Strathdon
Stromgren sphere
study of edition
tboracoplasty
testing juice
thread crest clearance
throw of coil
unstable exploding
user option
vigorate
Wales I.
waserman
wave energy converter
Wenlock Series
yarn count balance