聚结剂;聚结元件

Raindrops 雨滴 From a light rain to a heavy downpour, raindrops fall to Earth's surface. And if you watch over time, you'll see that some raindrops are small and some much larger. Find out why -- on today's Earth and Sky. DB: This is Earth and Sky,

发表于:2018-12-07 / 阅读(167) / 评论(0) 分类 (科普英语)Earth and Sky

The composition of the sun lies in this bar code. 这个条码说明了太阳的组成 All the thin lines are caused by tiny amounts of complex elements 这些细细的线条,都是微量复杂元素造成的 metals like iron and magnesium. 好比说

发表于:2018-12-07 / 阅读(144) / 评论(0) 分类 太阳科普

[00:01.02]A year later, [00:02.36]she found a note under her door from eddy, [00:05.01]telling her that she was still the best teacher [00:07.17]he ever had in his whole life. [00:09.74]But the story doesn't end there. [00:11.91]Twenty years went by

发表于:2018-12-13 / 阅读(218) / 评论(0) 分类 北师大版高中英语模块9(选修)

From NPR News in Washington, I'm Barbara Klein. The US Intelligence Community in Afghanistan has been sharply criticized by one of its own. Major General Michael Flynn, a Deputy Chief of Staff for Intelligence for the US and NATO in Afghanistan, says

发表于:2018-12-24 / 阅读(126) / 评论(0) 分类 2010年NPR美国国家公共电台1月

Enable to do sth. Beneficial--- by/from Criticize Shortcomings Human Resources prevent--- prevent from Device--- facility Recovery Know-how Expert Emphasis---imphases Be lack of = short of Factor--- e

发表于:2018-12-30 / 阅读(245) / 评论(0) 分类 自考英语(一)78讲

十二星座的学习能力大曝光 Aries 白羊座 (3月21日~4月20日) The fire element of Arise brings assertive I energy. 火相星座的特质使白羊座具有非常自信的自我力量。 TIPS: Your persistence will lead you to success. B

发表于:2019-01-03 / 阅读(136) / 评论(0) 分类 趣味英语

十二星座箴言 Aries 白羊座 (3月21日~4月20日) The fire element of Arise brings assertive I energy. 火相星座的特质使白羊座具有非常自信的自我力量。 TIPS: Your persistence will lead you to success. But your impulsive te

发表于:2019-01-03 / 阅读(147) / 评论(0) 分类 趣味英语

Aries 白羊座 (3月21日~4月20日) The fire element of Arise brings assertive I energy. 火相星座的特质使白羊座具有非常自信的自我力量。 TIPS: Your persistence will lead you to success. But your impulsive temper may cause prob

发表于:2019-01-03 / 阅读(112) / 评论(0) 分类 趣味英语

新春将近,老一辈的人总是在新的一年开始的时候根据生肖算一下自己来年的运气,而年轻人则会针对自己的星座测算一下新的一年里的运程。星座是西方人的传统性格分析学问,但你知道怎

发表于:2019-01-07 / 阅读(98) / 评论(0) 分类 英语日常口语

This is Scientific American's 60-Second Science. I'm Karen Hopkin . This will just take a minute. When you get caught in a downpour, you probably dont think about the size of the raindrops that assault you as you run for cover. But physicists do. And

发表于:2019-01-08 / 阅读(115) / 评论(0) 分类 Scientific American(七)月

US: Recognizing Syrian Opposition Strengthens Fight Against Assad With Syrian rebels gaining ground on Assad forces, the Obama administration says recognizing political opponents strengthens the fight against him. We have said all along that in the a

发表于:2019-01-14 / 阅读(138) / 评论(0) 分类 VOA标准英语2012年(十二月)

Global Stocks Fall on US Recession, European Debt Worries Global Stocks ended the week lower as fresh worries over a possible U.S. recession and Europe's debt crisis roiled markets anew. The inability of political leaders on both continents to deal w

发表于:2019-01-14 / 阅读(111) / 评论(0) 分类 VOA标准英语2011年(八月)

Top 5 Songs for Week Ending August 17 Were spotlighting the five most popular songs in the Billboard Magazine Hot 100 pop singles chart, for the week ending August 17, 2013. Last week, One Direction smashed into the hit list in second place with Best

发表于:2019-02-01 / 阅读(102) / 评论(0) 分类 VOA常速英语2013年(八月)

David Reitze, executive director of the U.S.-based Laser Interferometer Gravitational-Wave Observatory, also known as LIGO, made the announcement in Washington D.C. Ladies and gentlemen, we have detected gravitational waves, we did it! The gravitatio

发表于:2019-02-02 / 阅读(82) / 评论(0) 分类 英语新闻

They were proposed almost exactly 100 years ago by Albert Einstein based on his theory of general relativity but it was only in February 2016 that scientists proved the existence of gravitational waves. And now China is starting work on the worlds hi

发表于:2019-02-06 / 阅读(117) / 评论(0) 分类 英语新闻

Joe DeCapua 07 April 2010 Racial tensions remain high in South Africa following the recent murder of white supremacist Eugene TerreBlanche. Wednesday, the ruling ANC party issued a statement urging restraint among its members. Thousands of people sho

发表于:2019-02-06 / 阅读(88) / 评论(0) 分类 VOA标准英语2010年(四)月

星座(Zodiac Sign)是占星学(astrology)中必不可少的组成部分之一,也是天上一群群的恒星组合(constellation)。 人们用星座来分析性格,每个星座都有特定的性格特征,小编帮你整理出来,可

发表于:2019-02-08 / 阅读(307) / 评论(0) 分类 英语口语

ARIES: 白羊座: The fire element of Arise brings assertive I energy. 火相星座的特质使白羊座具有非常自信的自我力量。 Tips:Your persistence will lead you to success. But your impulsive temper may cause problems. 学习相:坚持会

发表于:2019-02-09 / 阅读(98) / 评论(0) 分类 阅读空间

Plum-pudding is the term bestowed upon certain fragmentary parts of the whale's flesh, here and there adhering to the blanket of blubber, and often participating to a considerable degree in its unctuousness. It is a most refreshing, convivial, beauti

发表于:2019-02-17 / 阅读(81) / 评论(0) 分类 白鲸记

What Shoemaker and his colleagues found was that there was more risk out therea great deal morethan anyone had ever imagined. 苏梅克和他的同事们发现的是,外层空间存在着比想像的还要多多得多的危险。 Asteroids, as most

发表于:2019-02-25 / 阅读(119) / 评论(0) 分类 万物简史
学英语单词
a divorce mill
Acanthosomatidae
acid chrome black
angle of ship element
anomiidaes
antenna terminals
Bodenteich
broadcast channel designs
c-band
Calmazina
cargo compressor
chromium doped ruby crystal
cleaning shoe
commmunity
concentrate cyanidation tails
contravariant base vectors
control storage processor
crystal complex
cushy
decoction made from powder
diaporthe conorum (desm.) nissel
diffusion of focus
direct gas-cooling
double speed gear
e-2s
earlier this year
Echinopsis
epithelial invagination
fall of channel
fearmonger
fifibrose
fluorinated plastic
fried pomfret
full-scale meter deflection
functional earth conductor
gadolinium carbonate
galactosylhydroxylysine
Ganab
gestalt vision
glossopteriss
guest compound
heavy corrosion
hepatism
heroised
HFSV
hide item
high temperature radiation embrittlement
immunoperoxydase
indexed strip
ingot iron
interstate-highway
locomotive engineers
luf
lumahai
macroscopic readjustment and control
magnetic thermometer
mesosome
microvalves
montane bog
musculade
mythicised
nail-biters
non-cancellable
nuclousome
offer an insult to
Oracle of Apollo
p-n junction photodiode pn
Panels of Experts
perfume finishing
perhorresced
plugstick
portatives
potential type
programme transmission channel
pseudocritical
sales of goods legislation
serial printer
she-goats
sheltrum
signal centralized maintenance
simulium (simulium) suzukii
size queens
slew-eyed
Souvigny
stratified sampling of water
structurized module
submarine transmission
superficialty
swietochlowiche
terrestrene
the key technical indexes
the lowest common denominator
the supplier
thermonuclear rocket power plant
top connecting chain
touchphone
tundishes
underprivilege
unexpectednesses
variable mu tube
vertical scanning circuit
war-time