carrier-and-stacker

例句：

1. 1.The carrier-and-stacker is used to transport goods from one place to another.
   运输机和堆栈机用于将货物从一个地点运输到另一个地点。
2. 2.The carrier-and-stacker is essential for the transportation of goods.
   运输机和堆栈机对于货物运输至关重要。
3. 3. The carrier-and-stacker was designed to improve efficiency in cargo handling.
   运输机和堆栈机被设计用来提高货物处理的效率。