insulate
/ˈɪnsjuleɪt; ?@ -səl-; `ɪnsəˌlet/ v
1 [I, Ipr, Tn, Tn.pr]
~ (sth) (from/against sth) (with sth) protect (sth) by covering it with a material that prevents sth (esp heat, electricity or sound) from passing through 使（某事物）隔离或绝缘（尤指对热量、 电流或声音）
material which insulates well 绝缘性能良好的材料
insulate pipes from loss of heat with foam rubber 用泡沫橡胶封裹管道以防热量损失.
2 [Tn.pr] ~ sb/sth from/against sth (fig 比喻) protect sb/sth from the unpleasant effects of sth 使某人[某物]与不良影响隔绝
children carefully insulated from harmful experiences 受到细心保护免受不良影响的孩子们
Index-linked pay rises insulated them against inflationary price increases. 与生活指数挂钩的工资增长使他们免受通货膨胀带来的损失.