Fluctuating current
[电] 增减起伏电流
🧩 词语组成解析
v. 波动（fluctuate的ing形式）
🗣️ 情景例句
It has been raining constantly for two days.
雨连续下了两天。
Let us talk about it at our leisure.
那件事我们有空再谈吧。
'I'm hanging this picture on the wall,' I answered.
我正将图片挂到墙上去呢，我回答