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Pre-Listening Vocabulary pi (): the circumference of a circle divided by its diameter ratio: the relationship between two amounts circumference: the distance around an edge of a circular shape diameter: the line across the centre of a circle coincide
趣谈英语
By Alisha Ryu Mogadishu 29 May 2006 An alliance of secular factional leaders battling Islamic militias for control of the Somali capital, Mogadishu, says that militant Muslim fighters from various countries have entered Somalia and are fighting alon
2006年VOA标准英语（五月）
The Movement for the Emancipation of the Niger Delta blamed the resumption of the attacks on the suspended peace talks due to President Umaru Yar'Adua's absence. Gilbert Da Costa | Abuja 19 December 2009 The rebel group responsible for most of the at
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By Scott Bobb Johannesburg 14 June 2007 More than three million people around the world are being held in prison awaiting trial, nearly one-third of the world's total prison population. A recent study released in South Africa says pre-trial detention
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A human rights group has accused Western oil firms of whitewashing abuses connected with a gas pipeline in Burma. The group also says Burma's military government has siphoned billions of dollars from the project, helping to keep them in power. Worke
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DALIAN, July 13 (Xinhua) -- Foreign realtors have gathered in Dalian,northeast China's Liaoning Province, to attend a summer housing sales fair, looking to potential Chinese buyers for overseas properties. The sales fair, which will last from Thursda
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