insulator
🇬🇧/ˈɪnsjuleɪtə(r)/ 🇺🇸/ˈɪnsəleɪtər/An insulator is a material that insulates something. 隔离材料
noun [专属名词] [物] 绝缘体；从事绝缘工作的工人
Fat is an excellent insulator against the cold. 脂肪是极好的抵御寒冷的隔热材料。
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- "It is the greatest insulator we've ever seen," he said. “这是我们见过的最好的隔热材料”，他说。
- It can change between a superconductor a material that conducts electricity, and an insulator a material that doesn't conduct electricity 它可以在超导体（一种能导电的材料）和绝缘体（一种不导电的材料）之间转变。