refrigeration
n[U]
(of food, etc) refrigerating or being refrigerated, in order to freeze or preserve (指食物等)冷冻, 冷藏
Keep perishable foods under refrigeration. 把容易变质的食物冷藏起来.
[attrib 作定语]
the refrigeration industry 制冷工业.
Imagine their surprise and delight when they broke open the packing cases and found that the fourth engine was sweet as honey -- still in perfect condition.