单词：ACCW (alternating current continuous waves)
单词：ACCW (alternating current continuous waves) 相关文章
How does light get from the sun to the earth? How does music get from the stage to the audience? They move the same way in waves! Light and sound are forms of energy. All waves carry energy, but they may carry it differently. Light and sound travel t
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[00:09.91]北京奥运28大项 [00:30.79]参与，竞争，分享，进步 [00:48.71]Archery 箭术 [00:52.58]英文原文 [00:54.20]No rules disallow the use of pencil for scoring arrows. [00:58.09]The possibility of cheating is prevented by the cross-checking [01:02.27]
奥运28大项比赛
AS IT IS 2014-03-21 Yanukovych Corruption Linked to Current Problems in Ukraine Hello again, and welcome back. Im Jim Tedder in Washington with a program that will help you learn and improve your American English. Today we continue to look at the sit
2014年VOA慢速英语(三)月
现在完成进行时(The Present Perfect Continuous Tense)表示由过去某时持续到现在的动作，由have(has)been+现在分词构成： It has been raining for three hours. 一连下了三个钟头的雨。 She has been working the whole mo
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[00:05.20]Nikola Tesla developed the alternating current power system that provides electricity in the United States. [00:14.42]Many of his other discoveries led to electronic inventions for which other scientists were honored. [00:22.75]Mister Tesla
美国英语听力80篇
[00:10.06]Gehrig continued to improve as a player. [00:14.05]By 1924, pitchers for opposing teams were having bad dreams about Lou Gchrig and Babe Ruth. [00:23.04]Ruth hit sixty home runs that year. [00:26.36]Gchrig hit forty seven and won the Americ
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Idiom: Make waves ( make problems ) Hit the book: Tropical Endangered Algae Bleaching Ban
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Section C Great Ideas Some of the most important inventions of the past 2,000 years may surprise you. Want to get rich? Become famous? You don't have to be a film star or a basketball player or a musi
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北京奥运28大项 参与，竞争，分享，进步 Swimming 游泳 BREASTSTROKE 蛙泳 From the beginning of the first arm stroke after the start and after each turn, the body shall be kept on the breast. It is not permitted to roll onto the back at any time. Throug
奥运28大项比赛
坚持不懈，直到成功。 我们每天的奋斗就像对参天大树的一次砍击，头几刀可能了无痕迹。每一击看似微不足道，然而，累积起来，巨树终会倒下。这恰
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1. Heavy rain and flooding are still major threats for the next couple of days, as superstorm Sandy travels up the East Coast. At least 16 deaths are reported. Millions are without electricity. 2. First flood waters, then fire for an Oceanside neighb
美联社新闻一分钟2012(十一月)
1. A man and his seven children have been found dead in their home in Maryland. Authorities are investigating whether carbon monoxide-poisoning is to blame. Relatives say that the family had been using a generator for heat, after their electricity wa
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AS IT IS 2015-07-23 Special Olympics Bowler Ready for Summer Games 特奥会投球手为夏季运动会做准备 Los Angeles, California is set to welcome more than 7,000 thousand athletes from 177 nations for the Special Olympics World Summer Games.
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UNICEF is working with aid groups in Haiti to try to locate the scores of children who lost their parents in the earthquake. An informal grassroots networks in the tent cities of Port-au-Prince are a major part of the effort to find vulnerable childr
VOA标准英语2010年(一月)
By Paul Sisco Washington, DC 06 July 2006 watch Rip Tides report The beach is a popular place in the summertime. But there are dangers beneath the ocean surface. Here is a look at rip tides, also known as rip currents -- the science, the danger, and
2006年VOA标准英语（七月）
VALENCIA, Spain, March 23 (Xinhua) -- Valencia goalkeeper Diego Alves took the time to speak to Xinhua in an exclusive interview this week about his experiences at the side which currently lies third in the BBVA Primera Liga table. Alves, 26, joined
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Power has been restored to nearly eighty percent of households in the epicenter of the quake. The quake cut off electricity in ten townships in Ludian County. By noon Tuesday, the Yunnan provincial electricity company have brought three 35-kilovolt t
CCTV9英语新闻2014年08月
VOA News March 11, 2011 - The first tsunami(海啸) waves have reached the U.S. West Coast after sweeping past the country's Pacific island state of Hawaii. There have been no immediate reports of casualties in the U.S. Waves of a meter or more hit t
英语新闻
Here you go, Mr. Scott. Okay. 斯科特先生，给你。好 Oh, this must be really messing their heads up. 这个肯定能扰乱它们的攻势 The frequency's still locked in place. 频率还锁定在这个地方 How are you feeling? 你感觉怎样
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