熵比图,混合度比值图

By their very definition,black holes are 1) objects which are not supposed to 2) emit anything .It therefore seemed that the area of the 3) event horizon of a black hole could not be regarded as its 4

发表于:2018-11-28 / 阅读(140) / 评论(0) 分类 疯狂英语2002年

This is the VOA Special English Technology Report. A new website plans to use social media to help women in Egypt fight unwanted sexual attention. The site is harassmap.org. The idea is to offer different ways for women to report sexual harassment as

发表于:2018-12-07 / 阅读(80) / 评论(0) 分类 2010年VOA慢速英语(十一)月

By Leta Hong Fincher Washington 29 November 2007 A team of U.S. and British researchers have unveiled a new map of Antarctica that they say will revolutionize research on the frozen continent and contribute to a deeper understanding of climate change

发表于:2018-12-08 / 阅读(54) / 评论(0) 分类 VOA常速英语2007年(十一月)

[ti:UNIT 4 My Neighbourhood Lesson 27:My Map, Your Map, Our Maps!] [0:00.833]UNIT 4 第四单元 [0:02.802]My Neighbourhood 我周围的地区 [0:04.800]Lesson 27: 第27课: [0:06.709]My Map, Your Map, Our Maps! 我的地图,你的地图,我们的

发表于:2018-12-10 / 阅读(133) / 评论(0) 分类 河北教育初中英语(初中起点)八年级上

迷路了怎么办?问路。不想问路怎么办?看地图。到哪里买地图?报亭。瞧,古奇还卖起了英文版本的地图,看来她会是一名很出色的奥运志愿者了。 Listen Read Learn Foreigner: Excuse me? Can you do me a favor, please? Gucci: It's my pleasure, what can I do for yo

发表于:2018-12-26 / 阅读(69) / 评论(0) 分类 英语口语大赢家

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(175) / 评论(0) 分类 数学英语

图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt

发表于:2019-01-02 / 阅读(206) / 评论(0) 分类 数学英语

Mr. Smith taught English at a school .At the beginning of his lesson, he liked to have one of his students give a report on any subject. When it was Jack's turn, he told his audience about his elder b

发表于:2019-01-03 / 阅读(94) / 评论(0) 分类 英汉幽默故事选读

Travis--colder~~ i'm in love with everything with every face i've ever seen and every place i've ever been has left its mark upon my worries i color in the world i see i pick apart the melody 'cause maybe there's a symphony caught inside but there's

发表于:2019-01-10 / 阅读(113) / 评论(0) 分类 E乐吧

Why does salt dissolve in water but oil doesn't? 为什么盐可溶于水而油却不行呢? Well, in a word,chemistry. But that's not very satisfied, isn't it? 总的来说,是化学作用。但这并不令人满意,对吧? Well, the reason

发表于:2019-01-17 / 阅读(52) / 评论(0) 分类 TED演讲教育篇

In 1875, when a young German in Kiel named Max Planck was deciding whether to devote his life to mathematics or to physics, he was urged most heartily not to choose physics because the breakthroughs had all been made there. The coming century, he was

发表于:2019-01-29 / 阅读(65) / 评论(0) 分类 万物简史

Peter Heinlein The so-called quartet of peace mediators have reaffirmed their faith in the

发表于:2019-01-31 / 阅读(121) / 评论(0) 分类 VOA2004(上)--巴以冲突

By Kurt Achin Panmunjom 29 October 2007 Delegates from six nations are mapping out the specifics of sending energy aid to North Korea as it ends its nuclear weapons programs. Negotiators are seeking the right timing and blend of energy assistance to

发表于:2019-01-31 / 阅读(91) / 评论(0) 分类 2007年VOA常速英语(十月)

By Jessica Berman Washington 10 April 2008 An international team of scientists has conducted an exhaustive survey of Madagascar's thousands of endangered plant and animal species. The information will be used to protect the creatures and vegetation t

发表于:2019-01-31 / 阅读(51) / 评论(0) 分类 VOA常速英语2008年(四月)

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(102) / 评论(0) 分类 英语新闻

China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem

发表于:2019-02-14 / 阅读(99) / 评论(0) 分类 英闻天下

图片1 图片2

发表于:2019-03-02 / 阅读(93) / 评论(0) 分类 加州英语分级G1

图片1 图片2

发表于:2019-03-02 / 阅读(81) / 评论(0) 分类 加州英语分级G1

图片1 图片2

发表于:2019-03-02 / 阅读(99) / 评论(0) 分类 加州英语分级G1

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发表于:2019-03-02 / 阅读(80) / 评论(0) 分类 加州英语分级G1
学英语单词
-ranked
active backplane
air resource management
air-cooled cargo
alizurol ruby
anchor shaft
andre weils
andreae
angustness
ANSTO (Australian Nuclear Science and Technology Organization)
anthrindandione
anti-asthma pill
anti-elitism
ash shawbak (shaubak)
atelocentric
base ignition
Bhilai
blightingly
blowdown condenser
buried drain
buzz-bombing
canon largo
carbohydrate recognition domain
carcinoma no. 1
cash management
characteristic description
circular intensity differential scattering
Clearnose
compatibility of fuels
conter
conversation-partners
convoluotinal encoding
cyathula root
decline price
diffractive ring
double price system
driving side
edginess
electric tuning
emure
energy spectrum hardening
enkianthus
euthanatises
event planners
exception control
facsimile bandwidth
follow-up assessment
front wheel bump travel
full-powered
gap financing
gospelmongers
gotten cut
gulliford
haploidizations
Hedgerows
high pressure gas-filled cable
hold together
Hypericum crux andrae
ICI standard primaries
laboratory paper machine
magnetic particle inspection machine
maleic aicd
marzolf
mavelard
mesa bipolar transistor
Micromely
modern culture
molten metal decladding
multichamber kiln
nnn
number of eggs ovulated
nurudea shiraii
one-sided transform
outsider arts
peace initiatives
posthumanist
potential source
redent
relative bioavailability
resistance to pesticide
rhabdoblatta formosana
RVC
scutate
secure server
semi closed cycle
shift cycling
shortage cost
Sigillaroid
Spathularia
spring-finger pick-up
stacked graph
stereo equipment
swatch
themiss
treacled
tuberculosis of buccal mucosa
two-male
uk standard
unknown soldiers
vasconcelos
yo-heave