field insulator

• 场绝缘体

field insulator的用法和样例：

例句

1. Few substances can equal fur as an insulator.
   作为绝缘体很少有其他材料能与动物皮毛相媲美。
2. The atoms of an insulator hold their electrons very tight.
   绝缘体的原子把电子抓得很牢。