side elevator

例句：

1. 1. The new side elevator is much more efficient than the old one.
   新的侧电梯比旧的更高效。
2. 2.The construction workers were using the side elevator to move heavy materials.
   建筑工人正在使用侧电梯搬运重材料。
3. 3. The side elevator was a welcome addition to our building's accessibility.
   侧电梯是我们大楼无障碍设施的一个受欢迎的补充。