单词:median atlantoaxial joint
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by Jason Marshall In the last article, we learned that there are several ways to calculate the average value of a sample of data. We focused on one such method, the arithmetic mean, and used it to calculate the average number of potato chips in a bag
by Jason Marshall In the last two articles weve learned how to calculate two types of average values: the mean and the median. Today, were going to continue where we left off and talk about how median averaging can be useful in everyday, real life si
By Bill Gasperini Moscow 09 June 2006 Ukraine's Defense Minister Anatoliy Hrytsenko, left, looks on as NATO Secretary-General Jaap de Hoop Scheffer addresses the media at NATO headquarters in Brussels, June 8, 2006 Joint military exercises between N
IN THE NEWS - Obama Sets Plan for 'Leaner' Military 时事新闻 - 奥巴马制定国防新战略 This is IN THE NEWS in VOA Special English. 这里是美国之音慢速英语时事新闻节目。 This week, President Obama announced a new defense pl
Leaders 社论 Minimum wages 最低工资标准 The logical floor 多少才合理 Moderate minimum wages do more good than harm. They should be set by technocrats not politicians 实施适度的最低工资标准利大于弊,但是它们应该由技术