Level 6 · word 13,056 of 20,000

insulation

/ˌɪnsəˈleɪʃən/ American
  • n. 绝缘材料, 隔离
Definition
  • n. material that stops heat, electricity, or sound from passing through, or the state of being isolated
Example
Good insulation keeps the house warm during cold winters.
良好的隔热层能让房子在寒冬里保持温暖。