单词：group delay spread
单词：group delay spread 相关文章
SCIENCE IN THE NEWS - Diseases Spread by Mosquitos By Nancy Steinbach Broadcast: Tuesday, January 25, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Barbara Klein. VO
科技之光
DEVELOPMENT REPORT - Aid Group Designs System to Make Dirty Water Safe to Drink By Jill Moss Broadcast: Monday, October 17, 2005 This is Steve Ember with the VOA Special English Development Report. Ea
农业与发展
Diseases can spread quickly. Someone with a cold infects a few casual contacts, who in turn infect others. Ideas can also spread that way, along so-called random networks. But Damon Centola at MIT says that ideas and beliefs spread faster and more ef
Scientific American(九)月
初到美国，去医院看病令人发怵，不仅不熟悉这里的规章制度，语言也是问题，医学上的词语也让人颇感陌生。 一次，我患尿路感染，去看医生，想要个处方，医生不给，还说：I have no cultu
美国俚语
AS IT IS 2014-04-02 West Africans Fear Spread of Ebola Virus 西非人害怕埃博拉病毒会传播 Hello, my friends, and welcome back to the program that gives you our world As It Is, and lets you learn and improve your American English at the sam
2014年VOA慢速英语(四)月
AS IT IS 2014-07-14 NGOs Work to Stop the Spread of Ebola 非政府组织努力制止埃博拉病毒的传播 The aid group Plan International says the Ebola outbreak in West Africa could become a health crisis in other areas. The group is calling on
2014年VOA慢速英语(七)月
AS IT IS 2014-07-14 NGOs Work to Stop the Spread of Ebola 援助团体,志愿者帮助我们移民危机 The aid group Plan International says the Ebola outbreak in West Africa could become a health crisis in other areas. The group is calling on West
2014年VOA慢速英语(七)月
US Students Spread Musical Message in Kenya A group of university students and alumni has returned to the United States after three weeks in Kenya, where they were part of a cultural exchange program which aims to transform lives through music. The g
VOA标准英语2011年(八月)
今天我们要讲的习惯用语都是以thin这个单词为主。Thin就是瘦，或者是很薄。要是人们有选择的话，恐怕许多人都喜欢瘦一点，而不愿意太胖。但是，今天我们要讲的前两个习惯用语都包含消极
美国习惯用语
With The Rise Of Legal Weed, Drug Education Moves From 'Don't' to 'Delay' LULU GARCIA-NAVARRO, HOST: California entered the brave, new world of marijuana legalization in 2018. And it's impossible to ignore. There are new dispensaries opening, even bi
2018年NPR美国国家公共电台6月
A: How do you do? By the way, how many people have come with you? 你好！顺便问一下，有多少人跟你一起去呢？ B: There are three. 有三个人。 A: I'm the tour guide from international Travel Agency. I'm here to meet you. 我是国际
旅游英语口语情景对话
By Al Pessin Prague 23 October 2007 U.S. Defense Secretary Robert Gates says the United States might be willing to postpone activation of missile-defense sites planned for Poland and the Czech Republic until there is proof Iran has missiles that coul
2007年VOA常速英语（十月）
Nasa is entering the final stages of preparation for its last ever shuttle mission, but it is keeping a very careful eye on the Florida sky. The weather over the Space Coast was atrocious on Thursday, with torrential rain falling on the Atlantis orbi
英语新闻
WASHINGTON, Jan. 17 (Xinhua) -- U.S. President Barack Obama has insisted on his stance that Congress should increase the country's debt ceiling without delay, White House spokesman Jay Carney said Thursday. The President has made clear he's not going
英语新闻
BBC Learning English People and Places Women and football Jackie:Hello, welcome to People Places from bbclearningenglish.com. Today: women's football is there any hope for it? Major competitions for women, such as the World Cup, tend to go barely no
人与地方
Ethiopia has agreed to a brief delay in its troop pullout from Somalia to allow the international community time to organize a replacement force. VOA's Peter Heinlein in Addis Ababa reports the African Union is issuing an urgent appeal for manpower
VOA标准英语2008年(十二月)
【英文原文】 Some diseases are contagiouslike colds, flu, and chicken pox. But what about loneliness? Loneliness may not be a disease, at least not in the same way that chicken pox is. But loneliness can be contagious. How so? The same way that
英语听力广播—Listening
Loneliness Is Contagious 寂寞会传染 Some diseases are contagious like colds, flu, and chicken pox . But what about loneliness? Loneliness may not be a disease, at least not in the same way that chicken pox is. But loneliness can be contagious .
英语听力文摘 English Digest
音乐咖啡厅:Jeanette-Teach Me How To Say Goodbye 相关介绍：Jeanette，原名Jeanette Biedermann。1981年2月22日出生于德国.从小在儿童马戏团表演，后来对音乐产生浓厚兴趣.长大后因为才华出众所以很快被唱片
音乐咖啡厅
Voice 1 Thank you for joining us for todays Spotlight program. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 On
环球英语 Spotlight