feeding hopper

例句：

1. 1. The machine is designed to feed the material into the hopper.
   这台机器被设计成将材料送入料斗。
2. 2.The workers need to feed the animals with grains and vegetables.
   工人们需要用谷物和蔬菜喂养动物。
3. 3. The engineer made a model of the feeding hopper for testing purposes.
   工程师制作了一个喂食斗的模型用于测试目的。