[数] 二次无理数

Teacher Uses Music to Make Math Fun, Cool Making math fun The voice heard in the video belongs to mathematics teacher Jake Scott. Most of the performers are his students. Watching videos is not part of their daily routine but it is one of the essenti

发表于:2018-12-08 / 阅读(131) / 评论(0) 分类 VOA标准英语2013年(一月)

所谓pun,通常是指利用一个单词的两个含义,或者利用两个特定的单词,达到一语双关的目的。例如在下面这句话里,其中的grave有两个含义,一个是严肃的(形容词),一个是坟墓(名词),

发表于:2018-12-18 / 阅读(137) / 评论(0) 分类 TED演讲视频集

MICHEL MARTIN, HOST: As you know, we've been following the attack on the boardwalk in Nice and the attempted coup in Turkey, both of which claimed dozens of lives. But those are just two of recent violent episodes that shocked the world. There was al

发表于:2018-12-28 / 阅读(144) / 评论(0) 分类 英语语言学习

These are the days. I know this to be true. I'm reminded of it daily. My little ones are still babies, they rely on me for everything, they give me kisses and love me more than anyone else. And I love it, I do. And I know how blessed I am and just ho

发表于:2019-01-06 / 阅读(116) / 评论(0) 分类 实用英语

[Verse 1] You say it's foolish mistake Don't wanna know, wanna know You say, and all my friends say the same I should let you go, let you go We're on a tiny planet. in a no ending space From one into one second, we'll be never the same again Today, I

发表于:2019-01-10 / 阅读(110) / 评论(0) 分类 影视英文歌曲

Robert Friedland 罗伯特弗里德兰 In order to raise some cash one day, Jobs decided to sell his IBM Selectric typewriter. 有一次,为了筹集一些现金,乔布斯决定卖掉自己的IBM电动打字机。 He walked into the room of the s

发表于:2019-01-22 / 阅读(110) / 评论(0) 分类 乔布斯传

GWEN IFILL: Finally tonight, a conversation with one of the winners of this year's Nobel Prize for Economics. The prizes were handed out yesterday in Stockholm. Yale University Professor Robert Shiller was one of three Americans honored for research

发表于:2019-01-27 / 阅读(148) / 评论(0) 分类 PBS访谈商业系列

Before the days of Netflix and chill, people had to hand-write their desires for one another -- even presidents. 过去,在出去约炮之前,人们只能通过书信来传情达意,这一点,就连美国总统也不例外。 A four-page love

发表于:2019-01-30 / 阅读(126) / 评论(0) 分类 英语新闻

所谓pun,通常是指利用一个单词的两个含义,或者利用两个特定的单词,达到“一语双关”的目的。比如下面第一句话,其中的grave有两个含义,一个是“

发表于:2019-02-01 / 阅读(164) / 评论(0) 分类 趣味英语

I get a lot of questions from people who read my articles or visit my site asking me if I can give them some specific steps to follow to get started making changes in their lives. Unfortunately, I dont really have a step-by-step program for self impr

发表于:2019-02-02 / 阅读(165) / 评论(0) 分类 阅读空间

暑假快要结束了,你的孩子暑假有收获吗?阅读本篇文章,让你为孩子的下一个暑假做准备吧。 How to make your children have a lot benefited on summer vacation? 怎样让孩子们在暑假受益匪浅呢? 1. Remin

发表于:2019-02-02 / 阅读(198) / 评论(0) 分类 阅读空间

Eric Schurenberg is the managing editor of money magazine in this August issue, in which this quiz appears, you are here to tell us what we might find. Why is it so important to come up with your mone

发表于:2019-02-05 / 阅读(159) / 评论(0) 分类 访谈录

The People's Bank of China says the economy is still facing downward pressure. Meanwhile, the global financial market has shown major fluctuations recently. Therefore, the central bank has concluded that it's necessary to apply flexible monetary poli

发表于:2019-02-05 / 阅读(159) / 评论(0) 分类 英语新闻

如何克服拖沓 拖沓是一种隐患。它悄悄潜伏着,甚至在我们认为最好的时刻却给予致命的一击。事实上,我们很多人甚至不知道自己经常拖沓。例如,当您在读本文时,您也许正推迟着某些重

发表于:2019-02-05 / 阅读(117) / 评论(0) 分类 实用英语

No one doubts the value of confidence. In fact, research shows people often prefer confidence over actual expertise. 自信的价值毋庸置疑。事实上,研究显示人们看重自信更甚于实际能力。 G. Richard Shell teaches at the Whar

发表于:2019-02-06 / 阅读(145) / 评论(0) 分类 阅读空间

As an adult now, what life lesson do you wish your younger self knew? 现在已是成年人的你,希望年轻时自己能懂得哪些人生教诲呢? 下面是7位网友的分享,看看他们都想跟年轻的自己说点什么? 1. Emily Fil

发表于:2019-02-07 / 阅读(210) / 评论(0) 分类 阅读空间

生活中有快乐难过,有成功失败,也会经历充满希望和绝望的时候。它就像是一个学习的过程。在生活中所积累的经验,给了我们新的认知,从而完善自己。随着一天一天的过去,我们学会了

发表于:2019-02-19 / 阅读(140) / 评论(0) 分类 英语美文

Are you afraid of black cats? Would you open an umbrella indoors? And how do you feel about the number 13? 你会害怕黑猫吗?你会在室内开伞吗?你对 13 这个数字有什么想法? Whether or not you believe in them, you're probably

发表于:2019-03-03 / 阅读(205) / 评论(0) 分类 欧美人文风情

The unconscious mind 潜意识 Hidden depths 藏匿在深处 Subliminal: How Your Unconscious Mind Rules Your Behaviour. By Leonard Mlodinow. 《潜意识:你的潜意识如何支配你的行为》;伦纳德 蒙洛迪诺著; ASK someone to name

发表于:2019-03-09 / 阅读(263) / 评论(0) 分类 经济学人综合

Do you agree or disagree with the following statement? The teachers should be paid according to how well the students perform. Teachers should in part be responsible of the students school performance, yet I disagree to the statement that the teacher

发表于:2019-03-11 / 阅读(203) / 评论(0) 分类 托福英语
学英语单词
a week of Sundays
alternating current booster
amorphous ribbon
amount of variability
anuria and vomiting
at the end of ... rope
batises
bodges
boots and all
brake pull rod adjusting screw
brassard
Bresternica
by-product method
cannular
classman
compulsive ceremonial
daele
deinococcus
depositary correspondent
developmental factor
discrete differential game
distributed statement of service cost
druggability
dummy road
dump barge
eriocalyx
Eurofederalists
far as
fire-retardant for fibre
flechard
fling oneself upon someone's on the mercy of someone
fly fisherman
full auto
functionalizing
genus Fossa
genus Venus
goes the extra mile
gravimertrical geodesy
Haffkinine
heat-setting refractory
hedonic price
hexose gallic acid ester
high-explosive squash-head
hollow floor
inprivate
interstitial atom
intra-regional passenger traffic
joan baez
keeled lemma
kinetic order
kreatinins
land geomorphology
lauzun
Lillie, Beatrice
liquid phase combustion
litidionite
lizard skin
local vernacular name
lookings for
Louangphrabang, Khouèng
madagascar peppers
megaloblastoid change
misimprision
Mosaical
noncorrelating
operate on all cylinders
orthorhombic dipyramidal
pancreas compactum
Par-Don
parts placement layout drawing
polunins
prepriming
Pro-Nasyl
pulse glass
re-sited
resin flow of prepreg
Rosenow's veal-brain broth
saip
Samrong, Stung
sea-route
Sedum luchuanicum
self neutralization
self-scanning pyroelectric array
set ashore
Shipley Glacier
strong inversion layer
super-non-expansion steel
superaudibcy
suprarenal veins (or adrenal veins)
terminal vertebra
tetleys
thymoquinoneoxime
tieback
tornoceratid
veloutine
vicious reasoning
volitations
waisindex
war-news
xcpt
z address
zoche