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
Jnice to have you with us.
很高兴你能跟我们在一起。
A friend is best found in adversity.
患难见真友。
We're ready to take your order now.
你们现在可以下订单了。