滤过代数

Well, now, you're welcome, he mumbled,embarrassed by my thanks. 好啦,不必客气了,他喃喃道,他让我谢得不好意思了。 We exchanged a few more comments on the weather, which was wet, and that was pretty much it for Conversation.

发表于:2018-12-03 / 阅读(151) / 评论(0) 分类 暮光之城•暮色

JUDY WOODRUFF: Now a look at how required math classes may factor into the academic success or failure of high school and college students. Hari Sreenivasan has the story as part of our weekly education series, Making the Grade. ANDREW HACKER, Author

发表于:2018-12-05 / 阅读(151) / 评论(0) 分类 PBS访谈教育系列

梁丽萍老师根据网友和学生回忆的版本还原出了以下的简约版流程图,并附上了参考范文,供考生们参考。 The diagram illustrates how rain water is processed into drinking water by using different facilities in an

发表于:2018-12-12 / 阅读(171) / 评论(0) 分类 雅思机经

[00:00.00]Unit 28 [00:06.16]Listening [00:07.62]Self-help books [00:10.10]3 The advice you will hear comes from two books [00:15.20]one gives serious advice,the other is a joke. [00:19.02]Listen and mark the headings for a)-i) [00:22.93]in Exercise 2

发表于:2018-12-13 / 阅读(187) / 评论(0) 分类 北师大版高中英语模块10(选修)

Narrator: Exercise 3.8. Dictation 1: Air pollution / is probably the modern world's greatest threat. / Water can be filtered, / land can be cleared, / but filthy air can only be filtered / by the nose and lungs. / It is estimated / that living in a b

发表于:2018-12-30 / 阅读(168) / 评论(0) 分类 202 Useful Exercises for IELTS

Stereotypes are usually the last thing to change in the face of contradictory evidence. A case in point is the long held belief that boys are better at mathematics than girls. Well a meta-analysis to be published in the journal Psychological Bulletin

发表于:2019-01-08 / 阅读(148) / 评论(0) 分类 Scientific American(一)月

Where to Find Your Hidden Messages on Facebook 在哪寻找脸书上的隐藏信息 When someone tries to contact you on Facebook, the service does not know whether the message is spam or from someone important to you. Facebook identifies messages it

发表于:2019-01-12 / 阅读(100) / 评论(0) 分类 2016年VOA慢速英语(四)月

A 33-year-old financial analyst in California recently quit his job to devote himself to an unpaid job teaching math on the Internet, and his lessons are reaching almost 100,000 people a month. In this week's edition of Making a Difference, we introd

发表于:2019-01-13 / 阅读(142) / 评论(0) 分类 VOA标准英语2010年(三月)

I'm here today to talk about the two ideas that, at least based on my observations at Khan Academy, 今天,我要分享两个观点,至少基于我对可汗学院的观察得出的, are kind of the core, or the key leverage points for learning.

发表于:2019-01-18 / 阅读(158) / 评论(0) 分类 TED演讲科学篇

What Ive got to do here is really grip just with my thighs and let them take the strain and just balance with my arms and try and protect my family jewels. Theres water at the bottom of this gorge. But you cant guarantee its drinkable. You have to fi

发表于:2019-01-23 / 阅读(128) / 评论(0) 分类 探索与发现2012年

If I could write a letter to me And send it back in time to myself at 17 First I\'d prove it\'s me by saying look under your bed There\'s a Skoal can and a Playboy no one else would know you hid And then I\'d say I know it\'s tough When you break up

发表于:2019-02-02 / 阅读(160) / 评论(0) 分类 美国乡村音乐

Language is hard. In fact, it's infinitely harder and more complicated than math. And yet, nearly every small child can learn and master language. 语言真的很难。老实讲,它比数学要复杂得多,也困难得多。不过,几乎所有的

发表于:2019-02-03 / 阅读(139) / 评论(0) 分类 英语新闻

351. odd a. 奇特的,古怪的;奇数的 352. omit vt. 省略 353. opponent n. 敌手,对手 354. opportunity n. 机会,时机 355. orchestra n. 管弦乐队 356. semester n. 学期;半年 357. se

发表于:2019-02-03 / 阅读(313) / 评论(0) 分类 英文语法词汇

At first glance Esther Okade seems like a normal 10-year-old. She loves dressing up as Elsa from Frozen, playing with Barbie dolls and going to the park or shopping. 第一眼看上去,十岁的埃丝特奥卡德好像和同龄孩子没什么不一样

发表于:2019-02-05 / 阅读(135) / 评论(0) 分类 阅读空间

经典英文句子帮你记单词 1. With my own ears I clearly heard the heart beat of the nuclear bomb. 我亲耳清楚地听到原子弹的心脏的跳动。 2. Next year the bearded bear will bear a dear baby in the rear. 明年,长胡子的熊将

发表于:2019-02-06 / 阅读(213) / 评论(0) 分类 实用英语

Brad Paisley -- Letter To Me 写给自己的信 If I could write a letter to me And send it back in time to myself at 17 First I'd prove it's me by saying look under your bed There's a Skoal can and a Playboy no one else would know you hid And then I

发表于:2019-02-07 / 阅读(140) / 评论(0) 分类 经典英文歌曲

If I aint got nothing, I got you If I aint got something I don't give a damn, cause I got it with you I don't know much about algebra, but I know one plus one equals two And it's me and you, thats all we'll have when the world is thru Cause baby we a

发表于:2019-02-11 / 阅读(175) / 评论(0) 分类 The Voice 美国好声音

But when they really get pushy, people really get pushy, I say, I do it because you do it for your kid. 但是当他们变得有进取心时,我们就会变得更有进取心,我说:我这样做就像你们为自己的儿子做的原因一样。

发表于:2019-02-13 / 阅读(139) / 评论(0) 分类 TED演讲国际问题篇

Leaders: Big economic ideas Breakthroughs and brickbats 社论:重大经济思想突破与板砖 What economists can learn from the discipline's seminal papers 经济学家能够从这一学科的经典论文中所学到的 It is easy enough to cri

发表于:2019-02-17 / 阅读(164) / 评论(0) 分类 经济学人财经系列

You see, the autistic mind tends to be a specialist mind 自闭症患者通常都是有特别的心智的 good at one thing, bad at something else. 她们往往在某一方面做得很棒,在其他方面做得很糟 And where I was bad was algebra.

发表于:2019-03-04 / 阅读(193) / 评论(0) 分类 TED演讲教育篇
学英语单词
.adr
abundant
anagrammatize
Anicha
antiritualism
antisubmarine carrier group
aviation safety information
backdooring
backscattering lidar
Bafi
benzyldinonylamine
biosociology
blithe meat
block based for stator frame
caal
carcinoma atrophicans
casein iodine
catalytic cracking catalyst
charadrius morinelluss
chemical-mechanical collector
Cingulata
Cramer Rao inequality
dekovic
Di-Isobutyl
dismarch
endbox
ends per dent
ethylmethylbutylamine
exclusive usage mode
falvo
foa fo
forge coal
free flight wind-tunnel
genometype
hot air deicer
infinite dilution activity coefficient
injurious weed
intestinal juice
Jeffersons
karibas
Kenyan Sign Language
Kotikānda
legal-defense
Lessay
logical realism
malthopsis annulifera
mean forced outage duration
metric speech
microbrewed
miyabea fruticella
multiregion loading
Myrmozercon
netcom
neutral colloid
nitrocarburizing gas
overall elongation
Panini
Pediculus humanus capitls
photographic studio
pifko
powder pattern
prana
precatalyst
Prosthogonimus pellucidus
pump-house
re-tard
recoverless
red precipitate Ointment
requotation
retarding feed groove
rice processing facility
rubber stamps
rush print
seal fluid
second polar bodies
Sefiat
Shechina
silk-like sheen
single orifice plate
skempton
soften sb up
spare level
spongy chromium plating
sportservice
steppa
stevedores
surface-channel charge-coupled device
TAB tape TAB
thermaxes
token bus network
torn it
trase
typographic(al) mark
value of a game
valve spring surge
verticality
vibration production
wind transducer
within grade increment
xiphocostal ligaments
zusammen