弓状脊椎

VOA标准英语2009年-Global Markets Finish 2008 on Positive Note

After a year of gut-wrenching losses, stock markets around the world recorded a positive day amid light trading to close out 2008. A trader talks on the phone at the Shanghai stock market on New Year's Eve in Shanghai, China, 31 Dec 2008 Modest gain

发表于:2019-01-06 / 阅读(41) / 评论(0)

VOA标准英语2009年(一月)

2006年VOA标准英语-Study Shows Costs of a Worldwide Pandemic: Stag

By Mil Arcega Washington, DC 14 November 2006 warch Pandemic Impact A specialized information network known as MIDAS, short for Models of Infectious Disease Agent Study, shows an avian flu outbreak could wreak serious havoc on people and economies a

发表于:2019-01-11 / 阅读(76) / 评论(0)

2006年VOA标准英语（十一月)

2007年VOA标准英语-Global Tuberculosis Rate Holding Steady

By Lisa Schlein Geneva 22 March 2007 A new report says the global tuberculosis epidemic has leveled off for the first time since the World Health Organization declared TB a public health emergency in 1993. WHO's Global Tuberculosis Control report fi

发表于:2019-01-13 / 阅读(78) / 评论(0)

2007年VOA标准英语（三月）

VOA标准英语2012--Global Infertility Rates Generally Hold Steady

Global Infertility Rates Generally Hold Steady The World Health Organization says infertility rates around the world have remained relatively stable since 1990. Almost 50 million couples worldwide were unable to have a child after five years of tryin

发表于:2019-01-14 / 阅读(41) / 评论(0)

VOA标准英语2012年(十二月)

2007年VOA标准英语-Study Links Global Warming, Severe Droughts in

By Chad Bouchard 2-337522 21 January 2007 A farmer carries buckets of water collected from a drying pond in Rembang, Central Java, Indonesia As Indonesia copes with one of its driest rainy seasons on record, a climate change study indicates global wa

发表于:2019-02-02 / 阅读(86) / 评论(0)

2007年VOA标准英语（一月）

2007年VOA标准英语-Global Positioning Systems Now Help Doctors Per

By Carol Pearson Washington 18 May 2007 The technology that helps drivers to navigate roads and soldiers to map their positions is now helping doctors repair worn-out knees. The medical procedure is called navigational knee surgery. VOA's Carol Pears

发表于:2019-02-06 / 阅读(94) / 评论(0)

2007年VOA标准英语（五月）

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

-itides

.pfm files

abscissa of absolute convergence