groundn.地面；地方；根据；主题；立场；水平；背景v.使停飞；困在家中；放在地上；使 ... 搁浅；打基础动词grind的过去式和过去分词形式ground rentn.地租

1. The whole Iraqi ground installations were seriously damaged.
   整个伊拉克的地面设施遭到严重损坏。