They have nineteen days to make up their minds.

他们有十九天的时间来做出决定。

《柯林斯英汉双解大词典》

I can't abide people who can't make up their minds.

我无法容忍下定不了决心的人。

《柯林斯英汉双解大词典》

At the moment of indecision, we helped them make up their minds.

正在进退两难的当口，我们帮他们下了决心。

《新英汉大辞典》

Also,some people say they have not gotten enough details of the plan to be able to make up their minds.

VOA: special.2009.08.14

And for the public to hear their views and for the public to make up their own minds,".

VOA: standard.2009.10.23

I've met a surprising number of voters who say they can't make up their minds.

BBC: Why Bloomberg's endorsement matters

About one-third of voters said they didn't know enough about him to make up their minds.

WSJ: Ryan Provides Wisconsin Lift but No Guarantee

Not only does technology change rapidly, but his political masters make up their minds slowly.

ECONOMIST: Telkom, the state telecoms monopoly, still has much to do