arm conveying elevator

例句：

1. 1. The arm conveying elevator is a convenient way to transport heavy items.
   这种电梯是运输重物的一种方便方式。
2. 2.The arm conveying elevator has a smooth ride and can carry up to 50 people at once.
   这种电梯运行平稳，一次可以运送多达50人。
3. 3.The arm conveying elevator is essential for large events, as it can quickly transport guests from one location to another.
   这种电梯对于大型活动来说是必不可少的，因为它可以快速地将客人从一个地点转移到另一个地点。