perishable

名词 perishable:

1. food that will decay rapidly if not refrigerated
   同义词：spoilable

形容词 perishable:

1. liable to perish; subject to destruction or death or decay

1. Keep perishable foods under refrigeration.
   把容易变质的食物冷藏起来。
2. Perishable food should be stored in a refrigerator.
   易腐的食物应储存在冰箱里。

per.ish.a.ble

adj.（形容词）
Subject to decay, spoilage, or destruction.
易腐败、损耗或毁灭的
n.（名词）
Something, especially foodstuff, subject to decay or spoilage. Often used in the plural.
某些东西，尤指食物是易腐败的。常用做复数

【引伸】
per.ishabil.ity 或
per.ishableness
n.（名词）
per.ishably
adv.（副词）