Fluctuations
n. 起伏现象；变动；波动（fluctuation的复数）
🗣️ 情景例句
You're right. How do you feel about it?
说对了。你觉得怎么样？
Turn left at the first light. You can't miss it.
到第一排红绿灯处往左拐。你不会找不找的。
I'm really positive that this product has all the features you have always wanted.
我确信这种产品有各种你所要的款式。