Definition: not certain or having doubts Level: B2
我有点不确定该做什么。
I'm a little ___unsure about what to do.
我不确定方向。
I was ___unsure of the directions.
由于我以前没去过那里，我相当不确定该穿什么。
As I have not been there before, I am rather ___unsure of what to wear.
