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
Favorably?
是好评
Is your factory any different from other plastics factories?
你们工厂和其他塑胶工厂有何差别呢？
Are you enjoying living here?
你喜欢这儿的生活吗？