无氟冰箱的英文：
1. freon-free refrigerator; freon-free fridge
[化]氟里昂
free是什么意思：
adj. 自由的；免费的；空闲的；任意的；免税的；游离的
adv. 免费地；自由地
v. 释放；免除；使自由，解放
Freedom is not free.
自由不是无偿的。
Be covered by free Medicare / be entitled to free medical care
享受公费医疗
It depends on free oxygen or air.
它依靠大量的氧或者空气。
n. 冰箱；冷藏库
The refrigerant in a household refrigerator also undergoes a cyclic process
家用冰箱的致冷剂，也经历循环过程。
The refrigerator is not functioning well.
冰箱有点问题。
Refrigerate any leftovers.
把剩菜放进冰箱里。