架空消防梯

例句：

1. 1. The fire departmentused an elevator to reach the top floorquickly.
   消防部门使用电梯迅速到达顶层。
2. 2.The escalator was too slow formy liking.
   自动扶梯对我来说太慢了。
3. 3.The firefighters climbed up the ladderto the roof.
   消防员爬上梯子到屋顶。