Eng

I'm not sure...

我不確定

I'm not sure

(Am not, Are not, Is not, Isn't, Undecided, Unsure, Was not, Wasn't, Were not, Certain, Correct, Define, Defined, Defines, Defining, Definite, Definitely, Determine, Determined, Determines, Determining, Positive, Right, Sure, To define, To determine, True)

我不太確定

I'm not, I'm not sure

(Not very, Not certain, Not quite, Certain, Correct, Define, Defined, Defines, Defining, Definite, Definitely, Determine, Determined, Determines, Determining, Positive, Right, Sure, To define, To determine, True)