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
No. Look out the window. The sun is shining!
不。你看看窗外。太阳出来了！
A man may lead a horse to the water, but he cannot make him drink.
牵马到河易，强马饮水难。
What are their jobs?
她们是做什么工作的？