波源

wave origin的用法和样例：

例句

The disadvantages and improvements-to-be of the shockwave lithotripter are limited to its wave source and positioning system.详细介绍了当今冲击波碎石机在波源和定位系统方面存在的缺陷及有待改进之处。
Next, we use a magnetic current line source or electric dipole source in place of the plane wave to examine the coupling between the SPP and a point source.接著我们把平面波改成用一个磁流线源或电偶极来等效一个发光波源，以模拟表面电浆波和波源之间的耦合现象。

新东方现代文背诵篇章 The origin of Refrigerators

By the mid-nineteenth century, the term “icebox” had entered the American language, but ice was still only beginning to affect the diet of ordinary citizens in the United States. The ice trade gre

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新东方现代文背诵篇章

安妮鲜花推荐美国儿童歌曲 A Day at the Beach 03 Catch A Wave

Catchawaveandyouresittin Ontopoftheworld Dontbeafraidtotrythegreatest Sportaround (Catchawave,catchawavenow) Thosewhodontjusthaveto Putitdown Youpaddleoutturnaroundandraise Andbaby Thatsallthereistothe Coastlinecraze Catchawaveandyouresittin Ontopoft

发表于:2018-12-06 / 阅读(376) / 评论(0)

美国 Kidsongs 英语儿童歌曲

英文故事剧彩虹的起源(The Origin of the Rainbow)

Once upon a time the colors of the world started to quarrel. All claimed that they were the best. 有一天，世界上的五颜六色彼此争吵了起来，每一个颜色都声称自己是最好的。 Green said: Clearly I am the most important. I am the sign of life and of hope.

发表于:2018-12-06 / 阅读(496) / 评论(0)

英文故事剧

新东方优美背诵短文50篇 Unit21:The Origin of Sports

21 The Origin of Sports When did sport begin? If sport is, in essence, play, the claim might be made that sport is much older than humankind, for , as we all have observed, the beasts play. Dogs and cats wrestle and play ball games. Fishes and birds

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新概念优美背诵短文50篇

新东方优美背诵短文50篇 Unit30:The origin of Refrigerators

30 The origin of Refrigerators By the mid-nineteenth century, the term icebox had entered the American language, but ice was still only beginning to affect the diet of ordinary citizens in the United States. The ice trade grew with the growth of cit

发表于:2018-12-08 / 阅读(668) / 评论(0)

新概念优美背诵短文50篇

新东方背诵文选 L21 The Origin of Sports

When did sport begin? If sport is, in essence, play, the claim might be made that sport is much older than humankind, for , as we all have observed, the beasts play. Dogs and cats wrestle and play bal

发表于:2018-12-15 / 阅读(485) / 评论(0)

新东方背诵文选

新东方背诵文选 L30 The origin of Refrigerators

By the mid-nineteenth century, the term

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新东方背诵文选

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

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每日攻克5词

安妮鲜花推荐美国儿童歌曲 Let's Play Ball 08 Catch A Wave

CatchAWave Catchawaveandyouresittin Ontopoftheworld Dontbeafraidtotrythegreatest Sportaround (Catchawave,catchawavenow) Thosewhodontjusthaveto Putitdown Youpaddleoutturnaroundandraise Andbaby Thatsallthereistothe Coastlinecraze Catchawaveandyouresitt

发表于:2018-12-31 / 阅读(484) / 评论(0)

美国 Kidsongs 英语儿童歌曲

US Spacecraft to Probe Origin of Gamma Rays

By David McAlary The U.S. space agency, NASA, launched a satellite Saturday that scientists hope will help them locate the sources of mysterious gamma ray explosions, the brightest most energetic burs

发表于:2019-01-03 / 阅读(456) / 评论(0)

VOA2004（下）--健康科技

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(455) / 评论(0)

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每日一词【1023】heat wave：热浪，高温天气

发表于:2019-01-07 / 阅读(466) / 评论(0)

英语每日一词

白领英语晨读-132 The Origin of Father’s Day　父亲节的由来

Fathers Day, contrary to popular misconception, was not established as a holiday in order to help greeting card manufacturers sell more cards. In fact when a fathers day was first proposed there were no Fathers Day cards! 父亲节与普遍的误解不同的是

发表于:2019-01-11 / 阅读(345) / 评论(0)

白领英语晨读

美国国家公共电台 NPR Dan Brown Pits Creationism Against Science In His Latest Novel, 'Origin'

LAKSHMI SINGH, HOST: And now from the big screen to the page. Author Dan Brown has used his books to challenge people with questions of God and faith all while sending readers on globe-trotting adventures that leave you feeling both dizzy and satisfi

发表于:2019-01-16 / 阅读(394) / 评论(0)

2017年NPR美国国家公共电台10月

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(500) / 评论(0)

2018年NPR美国国家公共电台3月

AGRICULTURE REPORT - Congress Delays Country of Origin Label

AGRICULTURE REPORT - Congress Delays Country-of-Origin Labeling By Mario Ritter Broadcast: Tuesday, January 27, 2004 This is Faith Lapidus with the VOA Special English Agriculture Report. The United S

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农业与发展

影视歌曲：《邪恶力量》插曲 Fire of Unknown Origin 无名之火

Death comes sweeping through the hallway 死神降临，在走廊里漫步 Like a lady's dress 像一位盛装女王 Death comes driving down the highway 死神降临，在高速路上疾驰 In its sunday best 穿着节日盛装 A fire of unknown ori

发表于:2019-02-11 / 阅读(384) / 评论(0)

影视英文歌曲

The origin of coffee

The brains behind QI, the BBC quiz show, explore where and when coffee originated. Desert fruitEvery cup of coffee you drink owes its existence to a fruit that grew wild in the Yemeni desert. The Sufi mystics of Yemen were the first to roast and brew

发表于:2019-02-18 / 阅读(380) / 评论(0)

实用英语

在线听力:英语小达人 14 The origin of Adam and Eve

Unit 14 The origin of Adam and Eve 第14单元亚当和夏娃的出身 A Brit, a Frenchman and a Russian are viewing a painting of Adam and Eve frolicking in the Garden of Eden. 英国人、法国人和俄国人一起看着一幅亚当和夏娃在伊甸

发表于:2019-02-26 / 阅读(549) / 评论(0)

英语小达人

节奏布鲁斯:Jordan Knight - Like A Wave

Sunrise... sunset One day I just can't forget. I follow you... you follow me We left footprints on the beach... You're so wrong... you're so right I can see us bathing in the moonlight Can you... can you... see... see it... see it too? (This is what

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节奏布鲁斯

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