Fluctuating voltage
[电] 增减起伏电压
🧩 词语组成解析
v. 波动（fluctuate的ing形式）
🗣️ 情景例句
Ask me another question.
别问我这个。
What's the capital of your country?
贵国首都是哪儿？
After I had left a small village in the south of France, I drove on to the next town.
在离开法国南部的一个小村庄后，我继续驶往下一个城镇。