Vacillatory
a. vacillate的变形
✅ 同义词
🗣️ 情景例句
No. Isn't it wonderful?
不， 这不是很美妙吗？
I'll see you off at the airport.
我将到机场送你。
We shall need two buses to meet people at the staton.
我们需要两辆公共汽车到车站去接人。