短語詞組短語alpine e tundra 高山凍原tropical alpine tundra 熱帶高山凍原alpine tundra ecosystem 凍原植被alpine tundra grassland 高寒凍原草地alpine tundra landscape spot 高山草甸風景區(qū)Alpine Tundra and Screes 高山凍原與流石灘Alpine grasslands and tundra 高山草原與凍原區(qū)Alpine Tundra and Arctic Tundra 高山凍原與極地凍原 返回 alpine tundra