Doubtfulness
n. doubtful（不大可能的）的变形
✅ 同义词
🔴 反义词
🗣️ 情景例句
Maybe we can experiment with your patients
也许我们可以在你的病人中试试
The firemen fight fires and rescue people.
消防队员和火灾搏斗，拯救人们。
I think we can do that.
那我想没问题。