1848, "act of making (something) into an island," noun of action from insulate. Transferred sense attested by 1798. Electrical sense is from 1767. The concrete sense of "insulating material" is recorded by 1870.
雙語例句
1. High electricity bills point to a poor heating system or bad insulation.
高額電費開支說明供暖系統(tǒng)不足或建筑隔熱材料不良。
來自柯林斯例句
2. They lived in happy insulation from brutal facts.
他們幸福地生活在不受殘酷現(xiàn)實干擾的世界里。
來自柯林斯例句
3. A wet suit provides excellent insulation.
濕式潛水服有極佳的隔熱性能。
來自柯林斯例句
4. Better insulation of your home will help to reduce heating bills.
增加房子的隔熱性能會有助于減少供暖費用。
來自《權(quán)威詞典》
5. Please examine the insulation of the electric wires in my house.