staircase

名词

1. 1

   楼梯、阶梯

   She walked slowly down the wooden staircase to the front door.

   她沿著木制楼梯慢慢走到大门口。

2. 2

   楼梯间

   The fire escape is at the end of the north staircase.

   逃生出口在北侧楼梯间的尽头。