第二层: first floor; second floor楼: a storied building平面图: planimetric map; plan; plane ...第二层平面图: first floor plan第二层楼: the first floor二层楼: first floorsecond floor二层楼公寓: maison(n)ette第二层: [建筑] [英国] first floor; [美国] second floor楼平面配置图: f floor plan平面图: cut away view; flat graph; flat sheet; floor plan; ground plan; horizontal plan; ichnography; layout chart; layout plan; line map; orthographic plan; plain figure; plain view drawing; plan sheet; plan sketch; plan view drawing; plan, plan view; planar graph; plane figure; plane graph; plane view drawing; planform; planimetric map; plant view; surface diagram; tat; two dimensional layout地下第二层: subbasement第二层次: second secondly in the second plce next then for another第二层地狱: krug vtoroy; the second circle第二层焊道: second run第二层甲板: second deck第二层间面: second interface第二层能力: level ii ability第二层皮: second skin第二层漆: second coat第二层网关: l2gw level-gateway第二层职位: tier ii post第二层转发: lf二层平面: grundriss geschoss平面图，布局平面: layout plans第二层次标准: second-tier criteria
