Fluctuating
v. 波动（fluctuate的ing形式）
✅ 同义词
🔴 反义词
🗣️ 情景例句
Fortunately, they returned safely.
说来幸运，他们平安回家了。
The refused to buy that explanation.
他们拒绝接受那样的解释。
He calls at every house in the street once a month and always asks for a meal and a glass of beer.
他每月对这条街上的每户人家光顾一次，总是请求给他一顿饭和一杯啤酒。