tray boot

例句：

1. 1. She put her shoes in a tray boot before leaving the house.
   她离开家前把鞋子放在托盘式鞋套里。
2. 2. The chef used a tray boot to protect his work surface.
   厨师用托盘式鞋套来保护他的工作台面。
3. 3.The delivery man placed a tray boot on the doorstep for the customer's convenience.
   送货员在门口放置了一个托盘式鞋套，方便顾客使用。