| |||
caracole | |||
geometric stairs | |||
cochlea (间); geometric stair; geometric stair (边梁); geometrical staircase; geometrical staircase (边梁); spiral staircase; helical staircase; winding stairs |
螺旋形楼梯 : 13 phrases in 2 subjects |
Architecture | 2 |
Technology | 11 |