[光] 光稳定性;耐光性

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you have a dog, you know you gotta walk it. But do you know how it walks? Well, if you have no idea which foot Fido puts forward when, youre in good c

发表于:2019-01-08 / 阅读(60) / 评论(0) 分类 Scientific American(二)月

By Paul Sisco Washington, DC 16 June 2006 watch Electronic Stability report A study released in the United States this week says putting electronic stability controls on new motor vehicles would significantly reduce fatalities. ---------------------

发表于:2019-01-11 / 阅读(101) / 评论(0) 分类 2006年VOA标准英语(六月)

Cheetah's Tail Inspires Model for Robot's Stability 猎豹尾巴启发机器人设计 If you speed your bicycle through a curve, you have to lean to the inner side in order to keep your balance. Many fast moving animals do the same, often with additi

发表于:2019-01-14 / 阅读(65) / 评论(0) 分类 VOA标准英语2014年(二月)

今天我们要学的词是stability。 Stability, 是稳定的意思。Political stability, 政治稳定;economic stability, 经济稳定。时代周刊2007年的年度人物是俄罗斯总统普京。时代周刊对普京的评价是,He stands,

发表于:2019-01-26 / 阅读(51) / 评论(0) 分类 英语单词荟萃

By Luis Ramirez Bangkok 17 September 2007 One year has passed since the Thai military overthrew the government of Prime Minister Thaksin Shinawatra on grounds it was corrupt. The interim government is making good on promises to return the country to

发表于:2019-02-07 / 阅读(86) / 评论(0) 分类 2007年VOA标准英语(九月)

Listen to the news and choose the news' category. 1.David Beckham has quit his team in Spain and joins a soccer team in the States. The move was officially announced on January 2007. 2.In the news today, USA increased their armies in I raq by five th

发表于:2019-02-17 / 阅读(39) / 评论(0) 分类 英语听力练习题
学英语单词
active energy of bulk diffusion
adoptive transfer
agatise
air-sprayed
almigation
anisospores
areal resistivity
asymmetrical silicon controlled rectifier (ascr)
auxanographic technique
backstories
balancing reservoir
be-2 value
beam-balanced pumping unit
bloodsworth
Bose, Satyendra Nath
brittle break
Campobello Island
candle meter
charm away
childbirth-preparation class
chlorophthalmid
class sphenopsidas
clock pulsed control
correction of double outlet of right ventricle
day-day
de-tune
designated jurisdiction
Dietrich Bonhoeffer
disassembles
distoangularly
doliolids
dulotic
each time when
embrowning
environmental oceanography
extension warping barrel
fine filling
finger on
from ingorance
FTGH
GGVILIP
glutenless
grassland body
hemorrhagic sweet clover disease
hernandia peltata meissn.
hoising
hosiery dyeing
Hydrozoa
juva
keyman
kine-
kiswah (al kiswah)
lactose intolerant
legionize
limnodrilus udekemianus
livermore laboratory
machine switching a board
magnetic analyzer
manual control screw
metallo-organic compound
microgliomas
multistage image tube
never stop
non-reflector reactor
ornitholite
oropesa
paper dish
phosphotransacetylase
playset
polar-cap absorption
posterior gonapophyses
posticous
power mowers
presphenoidal
print media
quantum solid
R.A.
rf-negative
rheumatologies
rhizoma filicis
Rugby knee
sediment rating curve
semi-umbrella type generator
Simbu Prov.
soft sole
sprain of wrist joint
spring rigidity
substitution pseudomorphosis
sun-stroke
Tasmannia
through-flow
timorsome
tracing of horizons
Tédji
undervotes
urbs
wet flashover distance
white-lined
wuch
xylanolytic
Y-model carburetor
zizanias