填: 动词1.(垫平或塞满) fill; stuff 短语和例子用泥土填洞 fill a hole with mud; stuff up a hole with mud; 填枕芯 stuff a pillow; 每亩梯田我们得填上成千上万筐好土。 we had to fill up each mu of terraced fields with thousands of bask
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