drip cooler

例句：

1. 1. The new drop-in cooler isdesigned to keep drinks cold for hours.
   这款新的滴流冷却器设计用来保持饮料冷几个小时。
2. 2. The restaurant uses a drip-free cooler to keep food fresh.
   这家餐厅使用一个滴流冷却器来保持食物新鲜。
3. 3. The drop-in cooler was alifesaver during the heatwave.
   在热浪期间，这个滴流冷却器救了命。