Knob insulator
[电] 捻头绝缘器
🧩 词语组成解析
knob
[nɑb]
n. 球形把手;（收音机等的）旋钮;小块;疙瘩;
v. 鼓起;使有球形突出物;给（门等）装球形把手;
insulator
['ɪnsəletɚ]
n. 绝缘，隔热或隔音等的物质或装置;隔离者;隔离物，隔振子，隔电子;
insul岛屿+ator表示人或物 → 像岛一样的人或物 → 把...隔开 → 隔绝者，绝缘体
🗣️ 情景例句
Do you think the clothing industry has bright future?
你觉得服装行业前景好吗？
Now that I have to stand up to introduce myself.
我不得不站起来介绍一下我自己。
This model's less expensive than that one.
这种型号比那种要便宜些。