对角化; 对角线化
n. changing a square matrix to diagonal form (with all non-zero elements on the principal diagonal)
词型变化:名词复数形式 : diagonalizations
【近义词】

Kaylee: do you want to go out for dinner tonight? Nathan: sure. Have you got anywhere in mind? K: I'm starving, so maybe we could go somewhere with large portions. N: that Italian restaurant in the city centre always has large portions. Do you want t

发表于:2018-11-30 / 阅读(396) / 评论(0) 分类 生活英语情景口语

Following the historic summit between President Donald Trump and North Korean Chairman Kim Jong-un, Secretary of State Mike Pompeo met with the foreign ministers of South Korea, Japan, and later China to brief them on the way forward with North Korea

发表于:2018-12-08 / 阅读(208) / 评论(0) 分类 VOA标准英语2018年(六月)

London Terror Probe Traces Path to Radicalization, via Somalia In the days since the killing, it's emerged that one of the suspects, Michael Adebolajo, was arrested in Kenya in 2010, accused of seeking training with terror group al-Shabab in neighbor

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AILSA CHANG, HOST: The leaders of the rival Koreas have agreed to work towards formally ending the Korean War and to seek a nuclear-free peninsula. That agreement came out of a day-long and historic summit between North Korea's Kim Jong Un and South

发表于:2018-12-17 / 阅读(244) / 评论(0) 分类 2018年NPR美国国家公共电台4月

Senior Citizens Day is on August the 21st. It is a day to celebrate the worlds older people. Their number is increasing rapidly every year. In 1950 there were 200 million people over 60 years old. That number nearly tripled to 600 million in 2000. Ex

发表于:2018-12-29 / 阅读(313) / 评论(0) 分类 英语课程学习计划和讲义

Pizza Hut is one of the worlds best-known pizza restaurants. It was founded in 1958 in Kansas, USA, by brothers Dan and Frank Carney. Twenty years later, it was bought by Pepsico. Pizza Hut offers dine-in, takeaway and home delivery options in nearly

发表于:2019-01-01 / 阅读(252) / 评论(0) 分类 各大品牌英文介绍

Daddy, lets order a pizza, Billy said. That sounds like a good idea, said his dad. They looked at a menu they had at home. What kind do you want? his dad asked. Billy wanted a large pizza. He wanted a pizza with four toppings. He wanted cheese, peppe

发表于:2019-01-02 / 阅读(270) / 评论(0) 分类 简单慢速英语阅读

A South Korean official says North Koreas leader commented that he is committed to denuclearization of the Korean Peninsula. National security advisor Chung Eui-yong also said that the leaders of North and South Korea are to meet in the capital of No

发表于:2019-01-03 / 阅读(271) / 评论(0) 分类 2018年VOA慢速英语(九)月

Steve: Hi, this is Steve. I'd like to talk about pizza. Pizza is my favorite food. I like it because you can have pizza every day and it can be different each time. My favorite toppings on pizza are pepperoni, mushrooms, basil, garlic. I like lots of

发表于:2019-01-08 / 阅读(228) / 评论(0) 分类 原版英语对话1000个

A: My name is Mary, and I will be your waitress tonight. B: Thank you, Mary. We have been looking forward to trying out this restaurant. A: Before your main course, would you like to order an appetizer? B: Sure, that sounds great. Where are your appe

发表于:2019-01-11 / 阅读(238) / 评论(0) 分类 英语情景对话-餐厅

DIA through,between,across 穿越,居中 字首 dia 源起希腊文介系词与副词dia,为through 或 between 之意. 这个字首在希腊文中已拥有不少单字. 如dialect n. [方言] 和diale

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I was very delighted to hear the topics and the briefing that Dr Muhammed ul-Qadri gave, especially on the aspect of de-radicalization of the youth What is being called the Western world's first anti-terror camp for young Muslims is being held in Bri

发表于:2019-01-13 / 阅读(213) / 评论(0) 分类 VOA标准英语2010年(八)月

Warning signs 警告标志 This is the machine hall. Do you notice that sign over there - the red circle with a diagonal line through it? It means you mustnt smoke here. A blue circle shows something is compulsory - so that sign over there means you

发表于:2019-01-14 / 阅读(271) / 评论(0) 分类 职业技术英语口语

As Egypt's Jails Fill, Growing Fears Of A Rise In Radicalization DAVID GREENE, HOST: Egypt has a history of breeding militancy in its jails. Some of the figures who inspired the birth of al-Qaida became extremists during their abuse in prison there.

发表于:2019-01-17 / 阅读(234) / 评论(0) 分类 2016年NPR美国国家公共电台8月

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发表于:2019-01-17 / 阅读(218) / 评论(0) 分类 2017年NPR美国国家公共电台6月

South Korea announced an extension of its air defense identification zone on Sunday. The zone encompasses submerged rocks within the overlapping exclusive economic zones of China and South Korea. China responded on Monday saying it was willing to mai

发表于:2019-02-06 / 阅读(213) / 评论(0) 分类 CCTV9英语新闻2013年12月

今天我们要学的词是bizarre。 Bizarre,稀奇古怪的。在星期六晚上举行的美国网球公开赛女子单打半决赛中,美国选手小威廉姆斯因为辱骂裁判而输了比赛。The women's semifinal at the U.S. Open ended i

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Khizr Khan Says He Would Live This Week A 'Hundred Million Times' Over KELLY MCEVERS, HOST: Khizr Khan can't go anywhere without being noticed. People hold doors for him, cry when they see him, even jump out of cars to hug him. He became known around

发表于:2019-02-13 / 阅读(365) / 评论(0) 分类 2016年NPR美国国家公共电台8月

During his telephone conversation with US Secretary of State John Kerry, Wang Yi underscored China's firm stand on promoting the elimination of nuclear weapons on the Korean Peninsula, and the safeguarding of regional peace and stability. Both sides

发表于:2019-02-14 / 阅读(228) / 评论(0) 分类 2016CRI中国国际广播电台

The victimized water vat is located in the Imperial Garden of the Forbidden City. The names scratched into the vat appear to be Zhang Tao and Liu Ya, and are carved between two handles on the over 300-year-old bronze relic, surrounded by a heart-shap

发表于:2019-02-14 / 阅读(290) / 评论(0) 分类 2015CRI中国国际广播电台
学英语单词
abb wool
acidophytes
age-class period
alcp
allochiral
alopecia dynamica
avicade
Ban Nong Sang
biochem
biostimulin
blowout current
Brennert gauge
bright fringe
canaliculation
cast forth
coello
complementary type
conducting bridge
coorganizer
cranksets
crystalsize
cubeb camphor
darker
davidtz
dorsal root ganglia
double-shield enclosure
Dow Jones Index
dust cleaning apparatus
eave rafter
elements in seawater
Euonymus maximowiczianus
Far East Exchange
floating point input/output
flouter
fluohydric
fusarium lateritium mori
genus Circaetus
gerad process
hand bumping
have a fight
Hilbert curve
hyperprolactinemias
improper Riemann integral
intrinsically-linear
Jan Steen
JORD
jurand
Kikuchi Kan
landing gear configuration
leybourne
Lochay, Glen
logic interfacing
loor
luxulian(it)e
major digestive enzymes of farm animals
mexican capitals
mirisetron
modular group
mortiz
mr clean
myrin
nondoctor
normal habitat
novation of loan
oil and gas separator
party to
peak value AGC circuit
pest
Piper tricolor
platos
powered
pre-engineered conveyor
prefix tree
printing mask
priority multiprogramming
private class action
projection invariant
protein metabolism
radial air gap
raw dogged
Reactive Brilliant Red M-8B
reference standard lamp
relative biological effect
roll-tech
sage thrasher
saturated porous medium
separation indicator
serum protein
singlet tariff
sniffs
stereophotogrammetrical
submerged fermentation
synthetic starch
tabulation error
thank ... for
Thiamutes
thick system
Tortolans
transportable set
upchuck
valve globe
win sb over