号楼/栋 Building

号楼/幢 Building

信号楼 [建] signal tower ; Signal Box ; signal cabin ; Signal building

世贸中心一号楼 One World Trade Center

一号楼 First building ; Building One

十号楼 Ten Building

人工信号楼 manual signal box ; manual signal cabin

你去几号楼 You go to what floor

机械信号楼 mechanical signal tower

继电联锁信号楼 relay interlocking signal box