| • spiral stairs • winding stairs | |
| सर्पिल: spiry helicine spiral cleavage volute colubrine | |
| सोपान: staircase stair grade episode rung steps stepping | |
सर्पिल सोपान अंग्रेज़ी में
[ sarpil sopan ]
| • spiral stairs • winding stairs | |
| सर्पिल: spiry helicine spiral cleavage volute colubrine | |
| सोपान: staircase stair grade episode rung steps stepping | |
