密封并保护所有未绝缘的导体。
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。
It can change between a superconductor a material that conducts electricity, and an insulator a material that doesn't conduct electricity
当受到适当频率的激光撞击时，这种绝缘体即成为导体。
When hit with laser light of the correct frequency, it becomes conductive.
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