均方差的最优化

2017考研英语:考得我都“方”了!

又是一年夏热时，看着考研书，吃着考研餐。终于，有同学说，老天，我又方了。看着大家这么辛苦，跨考考研高老师和大家来分享一下关于方了一些地道的英文表达。 1. Square 方形(最简单的

发表于:2018-12-08 / 阅读(125) / 评论(0)

考研英语

社会名流赠与毕业生的箴言

The family and friends and the class of 2006... It's such a pleasure and an honor to be here... On this wonderful day for all of you... I want to join in the chorus of congratulations... Congratulatio

发表于:2018-12-11 / 阅读(190) / 评论(0)

万花筒2006年

朗文3L看听学英语第一册 Lesson 69

Lesson 69 A game of hopscotch Billy: Hullo Liz, hullo Lillie,hullo Sue. Girls: Hullo Billy. Billy: What are you doing? Liz: We're playing hopscotch. Billy: Can I play, too? Girls: All right. Billy: It's my turn. Sue: Throw your stone, Billy. Tom: Lo

发表于:2018-12-19 / 阅读(218) / 评论(0)

朗文3L看听学英语第一册

公众人物毕业演讲第144期:史蒂夫·沃兹尼亚克于加州大学伯克利分校(1)

It's my pleasure and honor to introduce to you, Class of 2013, the Woz and only Mr. Steve Wozniak 2013届毕业生们我非常荣幸地为你们介绍独一无二的史蒂夫?沃兹尼亚克先生 Thank you. Thank you very much 谢谢你们非常感

发表于:2018-12-30 / 阅读(103) / 评论(0)

公众人物毕业演讲

不择手段背单词(662):badger

badger, ['bdʒə] v 纠缠（一再烦扰，一再要求）＝torment＝nag＝heckle；n 獾（有很厚的灰色皮毛）【例】Stop badgering me! 别再纠缠我了! 【源】獾是一种象老骑士般维护洞穴而闻名的哺乳动物。这种

发表于:2018-12-30 / 阅读(132) / 评论(0)

不择手段背单词

中兴打造全球首款千兆手机首次尝鲜5G网络

Chinese telecom conglomerate ZTE Corp unveiled a prototype handset, embracing 5G even before it's commercialized for smartphone users. 我国电信集团中兴通讯日前发布了一款原型机，使智能手机用户在5G商业化之前即可享受

发表于:2019-01-07 / 阅读(125) / 评论(0)

英语新闻

VOA慢速英语2011--Paying Others to Worry About Your Online

Economics Report - Paying Others to Worry About Your Online Image 经济报道 - 聘请他人管理你的网上声誉 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 A reputation -- what people think

发表于:2019-01-12 / 阅读(149) / 评论(0)

2011年VOA慢速英语(七)月

美国万圣节与狗

American Halloween Goes to the Dogs 美国万圣节与狗 In America, Halloween is a big deal. Americans spend $7.4 billion on Halloween and $350 million of that is for costumes for their pets, reports the National Retail Federation. About 15 percent

发表于:2019-01-12 / 阅读(151) / 评论(0)

2015年VOA慢速英语(十一)月

流行美语 (Popular American) 315

李华跟Larry一起去吃晚饭。今天我们要学两个常用语： squared away和temporary fix. LH: Larry, 怎么样，今天上班忙不忙？ LL: Oh it was a bit stressful. I had a relatively large report due that I was too busy to start unti

发表于:2019-01-15 / 阅读(122) / 评论(0)

美国之音《流行美语》

商务口语第40讲:主持会议(2)

1.Round up everyone 召集大家 A: Do we have everybody? B: No, we're still missing a few guys. A: Go and round them up. B: Okay. A：大家都到齐了吗？ B：还没有，还缺几个人。 A：去把他们叫来吧。 B：好的。 2.Short notice 晚接到通知 A: Thanks for meeting

发表于:2019-01-21 / 阅读(145) / 评论(0)

天天商务口语

Makers of China-made big screen aim to break IMAX monopoly

HEFEI, April 9 (Xinhua) -- DMAX, a large film screen made with Chinese independent technology, on Monday was put into commercial use in a cinema in the eastern province of Anhui, as developers hope to break the IMAX monopoly in China's booming film m

发表于:2019-01-30 / 阅读(143) / 评论(0)

英语新闻

盘点英语里好“方”的习惯表达

并不只有汉语才会把形状变成我好方这类的习语的(这并不是习语好嘛!) 方，square，在英语里的出镜率可是高得惊人呢。今天，双语君就来盘点一下英语里那些让人方了的表述。 Square 方形 to

发表于:2019-02-04 / 阅读(110) / 评论(0)

英文语法词汇

原来这就是网上那些神一般的SEO

This is Search Engine Optimization Explained by Common Craft. 本期介绍搜索引擎优化。 Imagine for a minute that youre a librarian, but not a normal one. Youre a librarian for every book in the world. 假设你是名超级图书管理员，管

发表于:2019-02-05 / 阅读(133) / 评论(0)

英语万花筒

Yahoo to acquire Interclick for $270 mln

SAN FRANCISCO, Nov. 1 (Xinhua) -- Yahoo, which has been rumored to sell all or part of its business, announced on Tuesday that it is buying data-driven advertising network Interclick for around 270 million U.S. dollars. Interclick is a technology com

发表于:2019-02-05 / 阅读(218) / 评论(0)

英语新闻

如果你的数学老师长这样还能专心听课吗

Heres one way to make sure you have perfect attendance in your class: 让你把全部注意力放在课堂上只有一种方法： Meet Pietro Boselli: Obviously, hes ridiculously good-looking. 来见见我们的彼得罗博塞利：看吧看吧，他真

发表于:2019-02-06 / 阅读(145) / 评论(0)

阅读空间

如何让求职简历物尽其用

1.Make a wish list。 Take the time to identify the companies you want to work for before you sit down to write your resume. 'You have to know where you are headed,' says Robert Saam, a senior vice president at Woodcliff Lake, N.J.-based outplacement

发表于:2019-02-06 / 阅读(147) / 评论(0)

实用英语

China to speed up service sector development

China to speed up service sector development BEIJING, Sept. 26 (Xinhua) -- The State Council, China's Cabinet, on Wednesday announced multiple tasks for accelerating the development of the country's service sector in the 2011-2015 period. Developing

发表于:2019-02-07 / 阅读(159) / 评论(0)

英语新闻

Banks encouraged to seek private investment

BEIJING, May 26 (Xinhua) -- China's financial institutions should focus on attracting more private investment, the country's banking regulator said Saturday. Banks are encouraged to gain investment from well-managed private enterprises of good repute

发表于:2019-02-07 / 阅读(206) / 评论(0)

英语新闻

通往成功的五大非传统专业

In an age dominated by innovation and new technology, becoming a successful entrepreneur is no longer the preserve of a MBA degree holder. 在当今这个以创新和新科技为主导的时代，成为成功企业家再也不是工商管理硕士的专

发表于:2019-02-15 / 阅读(143) / 评论(0)

阅读空间

2015年CRI 中国在气候变化方面取得的成就

China has recently submitted a post-2020 climate change pledge to the United Nations, promising that compared with 2005, China will cut its CO2 output per unit of GDP by between 60 and 65 percent by 2030. Zou Ji, the deputy director at the National C

发表于:2019-03-04 / 阅读(244) / 评论(0)

2015CRI中国国际广播电台

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apis mellifera scutellatas