单词：observability indicies
单词：observability indicies 相关文章
AGRICULTURE REPORT - February 5, 2002: Soil Conservation Methods By Gary Garriott 04 Feb 2002, 18:39 UTC This is the VOA Special English Agriculture Report. Soil conservation efforts protect soil from
农业与发展
AMERICAN MOSAIC - Young Navajos Leave Reservation Life Behind for Jobs DOUG JOHNSON: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) I'm Doug Johnson. This week on our show we play new music by Sarah Jarosz And we answer a question about c
2011年VOA慢速英语(七)月
By Deborah Block Washington, D.C. 20 June 2007 The National Trust for Historic Preservation in Washington, D.C. works to protect historic sites in the United States. Each year the private group identifies America's most endangered places. This year t
2007年VOA标准英语（六月）
By Delia Robertson Johannesburg 25 July 2007 A recent survey has found that some 27 percent of South Africans are dissatisfied with services delivered at the local government level, a finding born out by ever more frequent protests across many areas
2007年VOA标准英语（七月）
New York Plans 9/11 Anniversary Observances Amid Tight Security Americans on Sunday will mark the 10th anniversary of the September 11 terrorist attacks on the United States. New York City is preparing for a day of observances. New York police are im
VOA标准英语2011年(九月)
By Gilbert da Costa Abuja 08 November 2006 The Nigerian government is under pressure to investigate money laundering charges against a senior presidential aide. The official was indicted by a U.S court for bringing undeclared cash into the United St
2006年VOA标准英语（十一月)