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
I heard a lot of shouting, what's up?
我听见很多喊声，出了什么事了？
My hobby is collecting coins.
我的嗜好是收集硬币。
She then began to make up her face.
然后她开始打扮起来。