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
They had some ideas about getting the place fixed up.
他们对于怎么样修复这个地方有些构想。
Don't cry out before you are hurt.
还没受苦，就别叫苦。
Scientists discovered that this particular variety of rabbit (and apparently no other animal)
科学家们发现，这种特殊品种的兔子（显然不包括别的动物）