Fluctuating
v. 波动（fluctuate的ing形式）
✅ 同义词
🔴 反义词
🗣️ 情景例句
Nice to meet you.
很高兴见到你。
The more noble the more humble.
越高贵，越应谦逊。
I think it's under the table.
我想可能在桌子底下。