Dongting Lake area is a typical fragile lake - land ecotone.洞庭湖区是典型的水陆生态交错脆弱带,也是全球重要湿地之一.Computer simulation of water movement and heat transfer in groundwater - soil - vegetation - atmosphere continuum at oasis - desert...

n.群落交错区...

ecotone的音标：ecotone的英式发音音标为：['i:kətəʊn]ecotone的美式发音音标为：['ikətoʊn]...