英语语法分析

Glaser says the widespread presence of pottery confirms the soil's human origins.

格拉泽说，陶器的广泛存在证实了土壤的人类起源。

Glaser claims that these earth works, built between AD 400 and 1400, were at the heart of urban civilizations.

格拉泽声称，这些建于公元400年至1400年间的土方工程是城市文明的核心。

Bruno Glaser, a soil scientist of the University of Bayreuth, has studied unexpected patches of fertile soils in the central Amazon.

拜罗伊特大学的土壤科学家布鲁诺·格拉泽研究了亚马逊中部几块出人意料的肥沃土壤。