Graded insulation
[电] 层级绝缘
🧩 词语组成解析
a. 分等级的；按年级分的
insulation
[ˌinsju'leiʃən]
n. 隔离，孤立;绝缘;绝缘或隔热的材料;隔声;
🗣️ 情景例句
I don't think you've got your facts straight.
我认为你没有把事实搞清楚。
Well, goodbye and have a good trip!
那么，再见，祝你一路顺风。
Eventually the turtle has been butted all the way down to the floor of the tank.
这只海龟最终被撞到池底。