单词:radiant energy fluence ratio
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If There’s a Will I am my mother’s third child, born when she was 20. When I was delivered, nurses took me from the room before she could see me. Her doctor gently explained that my left arm was m
Health Report - A Study Looks at Environmental Influences on Children 健康报道 - 美国开始研究环境和遗传因素对儿童的影响 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 One of the
THE MAKING OF A NATION - American History: The Rise of U.S. Influence After World War Two STEVE EMBER: Welcome to THE MAKING OF A NATION American history in VOA Special English. Im Steve Ember. (MUSIC) Britain was once the most powerful nation in the
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: Finding inspiration in the words of those around us. RS: The American poet Emily Dickinson wrote the lines I'm Nobody! Who are you? Are you -- Nobody -- too? Then there's a pair o
图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t
图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt
Gretchen Parlato's 'The Lost And Found' Features Wide Range of Jazz Influences We all know what winning an American Idol competition can do for a singer's career. Even a Top 10 showing can keep a performer working for years. Winning one of the world'
By Alisha Ryu Nairobi 17 May 2007 In the troubled Somali capital, Mogadishu, security has been tightened, following a bombing that targeted the country's interim Prime Minister, Ali Mohamed Gedi. The prime minister was unharmed, and there have been
By Peter Fedynsky Washington 06 January 2006 watch Corruption report One of Washington's most powerful lobbyists, Jack Abramoff, pleaded guilty to corruption charges twice this week, in Washington on
Summer is over and gone, repeated the crickets. 夏天完了,结束了,蟋蟀反复唱, How many nights till frost? sang the crickets. 到冷天还有多少夜啊?蟋蟀唱道, Good-bye, summer, good-bye, good-bye! 再见了,夏天,再见
BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up
如今,高端大气上档次已经成为众人耳熟能详的网络用语,凭借其无与伦比的受欢迎度,高端大气上档次一度位居十大网络用语的榜首。这句让无数互联网迷们捶足顿胸的潮流时尚用语,到底
VOA's weekly science and technology radio magazine Art Chimes | Washington, DC 09 April 2010 Related Links Space Shuttle (NASA) Counterfeit drugs (Nature Medicine) Climate's Influence on Human Evolution (NRC) Fossil finger (Nature) Library of Congres
China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem
Broadcast on COAST TO COAST: September 23, 2004 AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: with the National Museum of the American Indian opening in Washington, we look at Native American influence on the English language
Be quiet, Templeton! said the sheep. 别响了,坦普尔顿,老羊说, Pull in your head they're coming. 把你的脑袋缩进去他们来了。 Look radiant, Wilbur! 做出光彩照人的样子,威尔伯! Lay low, Charlotte! Talk it up, ge
Josey: Hello, Im Josey Kim. Curt: Hi, Im Curt West. Thanks for agreeing to meet with me. Josey: You mentioned on the phone that you can help us get that government contract were bidding on, is that right? Curt: Absolutely. Im sure I can be of service
如何用英语表达自己的喜悦 人人都向往快乐,平时大家也会遇到一些让人快乐的事。在汉语中有非常丰富的词汇来表示人的喜悦。但在与外国人交往时,你是不是感到词汇贫乏,无法恰如其分
After 21 years of marriage, I discovered a new way of keeping alive the spark of love. I started to go out with another woman. It was really my wife's idea. I know that you love her, she said one day, taking me by surprise. But I love YOU, I proteste
(1)it引导的强调句 1)It + is/was + 被强调部分 + that/which/who/whom/whose + 句子的其他成分: 在这一结构中,如果被强调部分是人,用that,who,whom;如果被强调部分是物,用that或which;强调状语时,只能