CEFR B2

インシュレーター

Insulator

Translation

insulating material / nonconductor / barrier

Meaning

A material that prevents the passage of electricity, heat, or sound.

Examples

  • Glass is an excellent electrical insulator used in high-voltage power lines.
    Glass is an excellent electrical insulator used in high-voltage power lines.
  • The thick fiberglass in the attic acts as a thermal insulator to keep the house warm.
    The thick fiberglass in the attic acts as a thermal insulator to keep the house warm.