swinging mechanical hand

例句：

1. 1. The engineer designed a swinging mechanical hand to assist in the assembly process.
   工程师设计了一款摇摆机械手来辅助组装过程。
2. 2. The robotic hand was capable of performing complex tasks that would have been difficult for humans to perform.
   这款机器人手能够执行复杂的任务，这些任务对于人类来说可能很难完成。
3. 3.The swinging mechanical hand was used to lift heavy objects and move them around the factory floor.
   摇摆机械手被用来举起重物并在工厂地板上移动它们。