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Insulator
01
绝缘体
a substance that doesn't conduct heat, sound, etc.
例子
Ceramic materials are often used as insulators in high-voltage equipment.
The insulator in the wire prevents electricity from escaping.
Rubber gloves act as an insulator, preventing electric shocks.
Wood is a natural insulator that helps reduce heat loss.
The walls were lined with an insulator to keep the room warm.
