dry ice freezer

例句：

1. 1. This is a dry ice freezer that can keep food fresh for up to two weeks.
   这是一个干冰冷冻机，可以保鲜食物长达两周。
2. 2. The dry ice freezer was used to cool down the hot air in the room.
   干冰冷冻机被用来冷却房间中的热空气。
3. 3. The dry ice freezer was a popular choice for parties because it could keep drinks cold without refrigeration.
   干冰冷冻机是派对中受欢迎的选择，因为它可以在不使用冷藏设备的情况下保持饮料冰凉。