Iffy
a. 富于偶然性的, 可怀疑的, 未确定的
✅ 同义词
🗣️ 情景例句
Are you ready?
你准备好了吗
After dinner sit a while, after supper walk a while.
午饭后要坐，晚饭后要走。
To get a full appreciation of what this means we must turn first to some recent human inventions.
要透彻理解这句话的意义，我们应先回顾一下人类最近的几项发明。