穿: Ⅰ动词1.(破; 透) pierce through; penetrate 短语和例子穿个窟窿 pierce [bore] a hole; 穿云破雾 pierce through fogs and clouds; 火箭击穿了敌人的坦克。 the rocket penetrated the enemy's tank. 枪弹穿入他的身体。 a bullet entered hi
绝缘: 1.[电学] (隔断电流) insulation; isolation; insulate; isolate 短语和例子请检查一下我屋子里电线的绝缘情况。 please examine the insulation of the electric wires in my house.2.(跟外界不发生接触) be cut off from; be isolated from