Noun:

1. any of several club mosses having long creeping stems and erect branches

2. low-growing annual with yellow flowers dotted red; faintly aromatic of pine resin; Europe, British Isles and North Africa

ground on基于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 anchorages岩土锚固ground controller地面控制员ground disturbing地线干扰ground-caved in地面塌陷groundwater ridge地下水脊groundedcollectoradj.集电极接地的groundnut kernels花生仁,花生米grounding voltage接地电压ground facilities地面设备ground technology地面工艺