密集波长分多工

数学英语 34 How to Multiply Fractions

by Jason Marshall In the last article, Is Multiplication Repeated Addition? we talked about what it really means to multiply two numbers. We found that the conventional meaning of multiplicationrepeated additionbreaks down when multiplying fractions,

发表于:2018-12-07 / 阅读(122) / 评论(0)

数学英语

数学英语 02 How are Fractions and Division Related?

by Jason Marshall In the last episode, we talked about exactly what decimal points and decimal numbers are, and why they are so convenient to use. In the next few weeks were going to continue talking about decimals and their place in the world of mat

发表于:2018-12-07 / 阅读(160) / 评论(0)

数学英语

英语听力：探索发现科学新发现：我们的大气层-18

The air thins and they begin to lose the protective weight of the miles of air above them. The pressure is dropping, when you finally get to the stratosphere, and to the altitude we like to work at, it's only one one hundredth that of it's on the gro

发表于:2018-12-27 / 阅读(132) / 评论(0)

探索与发现2014年

第41期: long, wave, copy, mail, information

说一口流利的英语，从简单的单词开始。听听，读读，背背，今天你的词汇量又增加了5个。单词/词义中英例句单词听读 long [ lCN ] I longed for a bicycle. v

发表于:2018-12-30 / 阅读(195) / 评论(0)

每日攻克5词

第35期: arm, clear, measure, length, cotton

说一口流利的英语，从简单的单词开始。听听，读读，背背，今天你的词汇量又增加了5个。单词/词义中英例句单词听读 arm [ B:m ] He received a call to arms

发表于:2018-12-30 / 阅读(174) / 评论(0)

每日攻克5词

电信专业英英词典M-3

Multimode Optical Fiber(S) Multimode fibers, with much wider cores than single mode fibers, allow light to enter at various angles, and reflect (bounce off of) core-clad boundaries as electromagnetic

发表于:2019-01-03 / 阅读(156) / 评论(0)

电信英语

电信专业英英词典F-4

Frame In time division multiplexing systems, Frame is a sequence of time slots each containing a sample from one of the channels carried by the system. The frame is repeated at regular intervals, (nor

发表于:2019-01-03 / 阅读(140) / 评论(0)

电信英语

学个词Learn a Word 第1023期 Heat wave

今天我们要学的词是heat wave。 Heat wave, 热浪，高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气

发表于:2019-01-07 / 阅读(183) / 评论(0)

英语单词荟萃

每日一词【1023】heat wave：热浪，高温天气

发表于:2019-01-07 / 阅读(174) / 评论(0)

英语每日一词

电信术语(10)

序号中文英文术语解释缩写来源 181 运行，管理和维护 Operation,Administration and Maintenance OAM YD/T 1273-2003 182 光功率放大器 Optical Boosting Amplifier OBA YD/T 12

发表于:2019-01-08 / 阅读(201) / 评论(0)

电信英语

好听的英文歌曲：Division -Aly & AJ

you chose to surrender the best thing thats happened to you what were you missing? were you just tripping? running away from your fear was the best you could do you made this decision you chose our division ooh, ooh, ooh and i have no regrets i wish

发表于:2019-01-10 / 阅读(143) / 评论(0)

好听的英文歌曲

Lesson 20 - UP IN ARMS / AT ARM'S LENGTH

Up in arms At arm's length 在美国人讲话时，或从书刊报纸上，你经常可以听到或见到一些由手臂，就是英文里的arms这个字组成的成语或俗语。有些习惯用语从

发表于:2019-01-14 / 阅读(217) / 评论(0)

美国习惯用语

美国国家公共电台 NPR The Wave Of Female Candidates Is Set For A Wave Of Losses, Come November

MICHEL MARTIN, HOST: Let's talk midterm elections now. The enthusiasm of Democrats is a major force shaping this year's crop of candidates. Among the results of a newly energized Democratic Party, far more women are running and expected to run in thi

发表于:2019-01-16 / 阅读(201) / 评论(0)

2018年NPR美国国家公共电台3月

Oscar winner ads to deeper division

SYDNEY, June 3 (Xinhua) -- The Oscar-winning Hollywood star Cate Blanchett has come unstuck with her fellow Australians after fronting a television commercial supporting a controversial new tax scheme in her native country. While the federal governme

发表于:2019-01-30 / 阅读(129) / 评论(0)

英语新闻

BP to create safety division after Gulf spill disaster

HOUSTON, Sept. 29 (Xinhua) -- British oil giant BP said Wednesday it will create a new safety division with sweeping（彻底的） powers to oversee and audit the company's operations around the world. In a news release issued Wednesday, incoming BP

发表于:2019-01-30 / 阅读(149) / 评论(0)

英语新闻

Second-Division Soccer Makes a Return in US

Second-division soccer in the United States is set to make a return. The on-again, off-again Division 2 North American Soccer League (NASL) has been provisionally sanctioned by the U.S. Soccer Federation (USSF) for the 2011 season. The league will be

发表于:2019-02-03 / 阅读(153) / 评论(0)

英语新闻

Hertha Berlin promoted into German first division

BERLIN, April 25 (Xinhua) -- Hertha Berlin climb into German Bundesliga, the first division, three days before the end of season 2010/2011 thanks to the winner from striker Adrian Ramos over Duisburg on Monday. Berlin staged a faultless but unspectac

发表于:2019-02-07 / 阅读(167) / 评论(0)

英语新闻

Veron to play in Argentina's fifth division

BUENOS AIRES, Dec. 7 (Xinhua) -- Former Manchester United and Argentina midfielder Juan Sebastian Veron has confirmed he will play in Argentina's fifth division next year. The 37-year-old ended his career with top-flight side Estudiantes in June but

发表于:2019-02-13 / 阅读(257) / 评论(0)

英语新闻

英语笑话听力+文本：Height, Not Length是高度,不是长度

[00:39.12]height 高度 [00:43.33]length 长度 [00:47.42]mathematician 数学家 [00:52.35]be required to do something 被要求做某事 [00:58.34]measuring tape 卷尺 [01:04.45]A team of mathematicians were required [01:06.76]to measure the heigh

发表于:2019-02-15 / 阅读(174) / 评论(0)

英语笑话（MP3+文本）

Troussier, better in the second division?

SHENZHEN, South China, March 24 (Xinhua) -- Phillipe Troussier's Shenzhen Ruby suffered a bitter 1-0 defeat against Shanghai East Asia at their first home match in the Chinese second division league here on Saturday, overshadowing their ambition to r

发表于:2019-02-17 / 阅读(158) / 评论(0)

英语新闻

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学英语单词

2-amino-5-nitrophenol sulfate

aardvarking

accessibility of target

altaica

aster hispidus

Astrographic Catalogue

Black Monk,black monk