名词 ground plan:

1. a floor plan for the ground level of a building

groundmassn.合金的基体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 reinforcement in passive zone被动区加固Ground Exploitation Station Subsystem地球开发站子系统ground-controlled approach minimums地控进场最低数值ground based aircraft navigation aids飞机地面导航设备ground-based air intelligence radar地面对空情报雷达ground station radio direction finder地面无线电测向仪grounded collector equivalent circuit集电极接地等效电路groundwater in the carbonic limestone太灰水ground-state distintegration energy基态蜕变能Ground Electronic Maintenance Officer地面电子保养官