greenfield

Environmentalists opposed the greenfield development, arguing it would destroy habitats and farmland.环保人士反对未开发土地的开发项目，他们认为这会破坏栖息地和农田。

Greenfield projects can be faster to deliver but raise serious questions about urban sprawl.未开发土地的项目交付速度可能更快，但也引发了关于城市蔓延的严重问题。