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1·Fat is an excellent insulator against the cold.

脂肪是极好的抵御寒冷的隔热材料。《柯林斯英汉双解大词典》

2·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。

3·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。

4·It can save energy for 20-30% as it is a good insulator.

因为它是一个良好的绝缘，它可以节省20 - 30%的能源。

5·I don't believe it: down is the insulator, not the wall.

我不相信：下跌是绝缘体，而不是墙。

6·Shellac also happened to be an effective electrical insulator.

紫胶恰巧还是一种有效的绝缘物。

7·The insulator iodine becomes a metal, and sodium becomes insulating.

绝缘的碘可以成为一种有金属性质的物质，而钠则可变成绝缘体。

8·Critical state is the most important character of polluted insulator.

临界条件是污秽绝缘子最重要的特征量之一。

9·That was followed by a layer of plastic insulator, and another layer of gold.

然后在其上覆盖一层塑料绝缘膜，以及另一层黄金薄膜。

10·The application of numerical control in insulator manufacturing was introduced.

介绍数控技术在电瓷生产中的应用。

(1)porcelain insulator瓷绝缘体，瓷隔电子

(1)insulator string绝缘子串；绝缘串

(1)heat insulator隔热材料；热绝缘器

(1)electrical insulator电绝缘体；电绝缘器

(1)thermal insulator热绝缘器；热绝缘体

(1)post insulator柱形绝缘子