The countryside is flat and featureless.
这乡村一马平川，平淡无奇。
牛津词典
Malone looked out at the grey-green featureless landscape.
马隆向外看着毫无特色的灰绿色的景致。
Out of a starting point in a constant featureless environment, life spontaneously diversified.
在恒常不变没有特色的环境中, 生命会自发地走向多样化.
期刊摘选
The countryside is flat and featureless.
这乡村一马平川，平淡无奇。
《牛津高阶英汉双解词典》
"the featureless landscape of the steppe"