insulates例句
        One often 
insulates telephone wires by a covering of rubber or paper.
电线通常以一层橡皮或纸绝缘.
Her family 
insulates her from contact with the world.
她的家人使她与世隔绝.
A material that 
insulates, especially a nonconductor of sound , heat , or electricity.
要求这种绝缘体由抗热材料制成.