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  1. ...to Alexander in Babylon in a mule's hoof , and that Alexander's royal cupbearer, Iollas, brother of Cassander, administered it . Many had powerful motivations for...

    分類:科學及數學 > 地理學 2007年05月17日

  2. ... human activity may stress the ecosystem beyond its tolerance limit, resulting in degradation of the... pounding the soil with their hooves , livestock compact the substrate, increase the proportion of...

    分類:科學及數學 > 地理學 2007年05月13日