Fluctuations
n. 起伏现象；变动；波动（fluctuation的复数）
🗣️ 情景例句
Get away from me!
离开我。
All things are difficult before they are easy.
凡事必先难后易。
My name is Liu Ying. I'm in Row 1. I'm Number 2.
我叫刘颖。我在第一排。我是2号。