单词：wave group velocity
单词：wave group velocity 相关文章
By Scott Bobb Johannesburg 28 March 2008 Zimbabwe's President Robert Mugabe has dissolved his Cabinet prior to national elections on Saturday. Nearly six million registered voters are due to go to the polls but the opposition says there already are s
VOA标准英语2008年（三月）
By Derek Kilner Nairobi 22 October 2007 Kenya's president has dissolved the country's parliament ahead of elections expected in December. Derek Kilner reports from VOA's Nairobi bureau, a firm date for elections is expected to be announced later this
2007年VOA常速英语（十月）
By Anya Ardayeva Moscow 22 October 2007 Kyrgyzstan's president has dissolved his country's parliament, a day after a referendum in which voters approved broad constitutional amendments. Anya Ardayeva reports for VOA from Moscow a date for elections h
2007年VOA常速英语（十月）
ROME, Dec. 22 (Xinhua) -- Italy's President Giorgio Napolitano on Saturday dissolved parliament after a series of consultations with party leaders, which came following the resignation of Prime Minister Mario Monti. I have signed the decree of parlia
英语新闻
本期内容： The 2018 Nobel Prize in Chemistry has been awarded to three scientists for their discoveries in enzyme research. Americans Frances Arnold and George P Smith will share the prize with Briton Gregory Winter, who is based at Cambridge Un
夏说英语新闻晨读
音乐咖啡厅:Norah Jones - Moon Song 相关介绍 ：在2002年，一个并不算很年轻的女歌手的处女作专辑，给整个美国歌坛，特别是爵士乐坛以强大的冲击，这就是Norah Jones和她的《Come Away With Me》。一时
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