أسم
staircase [pl. staircases] , {instruments & machines}, {arch.}
سلم {هندسة}
staircase [pl. staircases]
staircase [pl. staircases]
staircase [pl. staircases]
staircase {arch.}
معرج {هندسة}
staircase {arch.}
معراج {هندسة}
staircase {arch.}
أَدْراج {هندسة}
staircase {instruments & machines}
staircase {instruments & machines}