[数] 代数特征值问题

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(104) / 评论(0) 分类 PBS访谈教育系列

This another American story is told to you by the people who lived it. StoryCorps comes to you every Friday. Today we will learn about Thurman Weaver. Mr. Weaver was a janitor, chauffeur and also a father. A few weeks ago, Thurman's son, William Wea

发表于:2018-12-19 / 阅读(141) / 评论(0) 分类 2007年NPR美国国家公共电台

For our light and momentary troubles are achieving for us an eternal glory that far outweighs them all. 2 Corinthians 4:17 (N l v) It is the fire of suffering that brings forth the gold of godliness. Madame Guyon God has a purpose behind every proble

发表于:2018-12-27 / 阅读(225) / 评论(0) 分类 标杆人生

Unit 69 Why Character Counts? Some time ago I was asked to consult for a bank that was having a problem with employee morale. I don't know what's wrong, complained their young president. Bright and ambitious, he'd risen through the ranks only to see

发表于:2018-12-30 / 阅读(97) / 评论(0) 分类 英语流行话题阅读:语境识词4500

A: Thanks for coming to see me today. B: It's no problem. I was really missing you anyway. A: I missed you too. B: Why haven't you tried to come see me then? A: I've been really busy. B: Doing what? A: Working. B: I would've come to see you sooner, b

发表于:2019-01-06 / 阅读(153) / 评论(0) 分类 英语闲谈

A: I have a question about extra people living with me in my apartment. B: You may have one roommate, but they need to have an approved application on file with us. A: What about overnight guests? B: An occasional overnight guest is not a problem. A:

发表于:2019-01-07 / 阅读(92) / 评论(0) 分类 地道英语对话-租房

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(115) / 评论(0) 分类 VOA标准英语2010年(三月)

A: Do you want to practice your driving right now? B: No problem. We can do it right now. A: Are you buckled up? B: All right. Now what do I do? A: Start the car. B: Which way do you want me to go? A: Take a left. B: How far do you want me to go? A:

发表于:2019-01-15 / 阅读(102) / 评论(0) 分类 英语情景对话-驾驶

A: Hi, how are you? B: Im great, thank you. A: How can I help you? B: I would really like to find an apartment for rent. A: That shouldnt be a problem. B: That would be great. A: Tell me what kind of apartment that you are looking for. B: I really ne

发表于:2019-01-20 / 阅读(114) / 评论(0) 分类 地道英语对话-租房

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(120) / 评论(0) 分类 美国乡村音乐

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(276) / 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(100) / 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(177) / 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(113) / 评论(0) 分类 经典英文歌曲

As we come to the conclusion of Reader Appreciation Month, I want to summarize some of the things that we have learned. Today, Ill focus on some of the character traits of people who were indicated by my readers as their favorite teachers. Some of th

发表于:2019-02-07 / 阅读(87) / 评论(0) 分类 英语美文

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(133) / 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(105) / 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(130) / 评论(0) 分类 经济学人财经系列

But think back to that second settled statistics that showed what happened between September and June. Schools work. 回头看看第二个表格,显示的是9月到6月之间产生的差距。 The only problem with school, for the kids who aren't a

发表于:2019-02-17 / 阅读(84) / 评论(0) 分类 异类:不一样的成功启示录

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(161) / 评论(0) 分类 TED演讲教育篇
学英语单词
acisin
acronymised
andesite-porphyry
Antarctic Sound
apply for loan
asplenium incisum
aural pain threshold
bowl-over
Bretagnolles
bups antenna
Capulhuac
Citrus erythorosa Tanaka
clubbed penis
contra debit
conventicles
correction test
covariant
cuckoo for Cocoa Puffs
curb guard
curtil
d'adda
Dendromus
detailed budget
Deutsch-Wagram
dimethirn
dorsal bristle
eardrum
empirical rule
family Caricaceae
felecia
fling oneself at someone's head
floor budget unit
freight ton-kilometers
full-bridge switch-mode dc-dc converter
gallium antimonide (gasb)
gooseberry-fool
greenish yellow glaze
hayburner
heterometaplasia
iggi
industrial banking
inspection of block
interpolators
jobations
Katherine Mansfield
kawneer
keirs
knee-hi
Kosuge
leased territory
light plate mill
long-stemmed
low intensity magnetic separator
macrocy-themia
make a model of sb
melanoma of bone
MIEE
miniature cap
multi - jet condenser
network of fault
norsel
octamethyleneglycol
oil-pipe
old boy networks
open someone's eyes
order draft
Oreg.
pancreatopertidase E
Peters' projection
pickaback plants
pituitary dwarfism
Rails-to-Trails Conservancy
raising eyebrows
rated field voltage
reconducting
release handle
Rhododendron facetum
ring of fractions
Sakhanina, Guba
saxotromba
scraper bar
secondary spf swine
seed plumpness
senior employee
shaftless
sherry-bar
silk reed counts
sink into the memory of someone
spectral spatial mapping
suitability test
tank sheet
taxed commodity
thread cutting torque
tiron
to be named later
vegetable mould
Veman
walklin
wetsuit
wooden fence post
Yardea