By Kevin Billinghurst Uppsala, Sweden 26 May 2007 Celebrations this week in Sweden marked the 300th anniversary of the birth of Carl Linnaeus, the 18th-century Swedish scientist known as the father of taxonomy. On Saturday, the University of Uppsala,

发表于:2019-01-13 / 阅读(109) / 评论(0) 分类 2007年VOA标准英语(五月)