SUBRGn.下标范围subn.潜艇；替代品vi.替代vt.转包合同substations变电站subaeriallyadv.地面上地(地面上发生地；地表地；低空地；接近地面地)subnnitraten.碱式硝酸盐subsea cone海底锥sub-rigid亚刚体sublittoraladj.次大陆架的(远岸浅海底的)subsynaptic突触下的subpulpalis牙髓下的subrelation子关系subtotalledv.部份总计vbl.