cleanout cock

例句：

1. 1. The farmers had to clean out their barn before the rains came.
   农民们必须在雨来之前清空他们的谷仓。
2. 2. The cleanup crew was working hard to remove all the trash from the site.
   清理队正在努力将所有垃圾从现场清除。
3. 3. The restaurant decided to clear out its menu and offer only vegetarian options for the upcoming holiday.
   餐厅决定清空菜单，只提供素食选项，为即将到来的节日做准备。