grain spout hook

例句：

1. 1. The farmer used a grain spout to harvest the wheat from the field.
   农民使用谷物出口钩从田地里收割小麦。
2. 2. The grain spout was a crucial part of the agricultural machinery.
   谷物出口钩是农业机械中至关重要的一部分。
3. 3.The grain spout was designed to prevent the grain from being damaged during transportation.
   谷物出口钩的设计是为了在运输过程中防止谷物受损。