Graded insulators
[电] 分层绝缘体
🧩 词语组成解析
a. 分等级的；按年级分的
n. 绝缘、隔热或隔音等的物质或装置( insulator的复数形式 )
🗣️ 情景例句
Robbie, we'll go fishing soon, Robbie
啊， 我们很快就会去。
You don't have to play that record/CD so loud, do you?
你不一定要把唱片放得那么响，对吧？
After gazing at the display for several minutes, Mr. Taylor went back into his shop.
泰勒先生站在橱窗外凝神欣赏了几分钟就回到了店里。