1、ground英[ɡraʊnd]美[ɡraʊnd]，n.地; 地面; 土; 土地; 土壤; 开阔地; 空旷地;v.(使)搁浅，触海底; 使停飞; 阻止…起飞; 罚(儿童)不准出门;adj.磨细的; 磨碎的。

2、[例句]Years of oppression had ground the people down.人民年复一年地遭受着压迫。