I can't make up my mind whether to accept the job offer.

我还没下定决心是否要接受这份工作。

youdao

They're both beautiful—I can't make up my mind.

两个都很漂亮—我难以决定。

《牛津词典》

I can't make up my mind right now.

我无法立刻做出一个决定。

youdao

One trip to Atlantic City was all I needed to make up my mind about casino towns.

FORBES: A Southwest Winter's Road Trip

"Ferrari have left me free to decide and have given me the time that I need to make up my mind, " the German added.

BBC: SPORT | Motorsport | Formula One | Schumacher offered Ferrari role

He was very positive and that helped make up my mind.

BBC: Ryan McGuffie and Erik Paartalu exit Morton