短語詞組短語forest t vegetation 森林植物群forest floor vegetation 林地植被forest and vegetation 森林植被forest guard vegetation 森林植物群forest vegetation zone 森林植被帶forest and grass vegetation 林草植被forest vegetation carbon density 森林植被碳密度forest vegetation classes 森林植被分類forest vegetation simulator 森林植被模型 返回 forest vegetation