Fluctuations
n. 起伏现象；变动；波动（fluctuation的复数）
🗣️ 情景例句
He was ill at ease with people whom he didn't understand.
他和不熟悉的人在一起感到不自在。
As you brew, so must you drink.
自搬石头自压脚。
but then she decided that at her age it might be more prudent to have someone with her,
但转念一想，像她这个年纪，最好找个人一起去。