资料来源 : pyDict

曲尺楼梯平台; 直角转弯梯台

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Quarterpace \Quar"ter*pace`\, n. (Arch.)
   A platform of a staircase where the stair turns at a right
   angle only. See {Halfpace}.