名词
中文翻译：Unknown
同义词：
['inert', 'non-conductive', 'insulator']
例句：
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1. The new material is much stronger than the old one.
这种新材料比旧材料强多了。
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2. The insulator prevents electricity from flowing through it.
绝缘体阻止电流通过它。
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3. Inert gases are used as shielding materials in some industrial processes.
惰性气体在一些工业过程中用作屏蔽材料。