roll feeder

例句：

1. 1. The roller feeder isdesigned to efficiently feed the material into themachine.
   滚筒式喂料器设计用来高效地将物料送入机器。
2. 2. The roller feeder was installed at the entrance of thefactory to ensure smooth operation.
   滚筒式喂料器安装在工厂入口处，以确保顺畅运行。
3. 3. The roller feeder has a long lifespanand can be easily cleaned for reuse.
   滚筒式喂料器使用寿命长，且易于清洗以供重复使用。