My second thoughts are having second thoughts.

我的想法就是再多想想。

'On second thoughts, give me that back.

“我再想想，把钱还给我吧。

On second thoughts, I might try the fish.

想了一下，还是算了，我还是吃鱼吧。

On second thought, let's catch a movie.

我想了下，不如去看电影吧。

But… lately, I've been having second thoughts.

但最近… … 我心里有些别的的想法。

Oh, don't give it a second thought.

不必多想。

It's a little late for second thoughts.

现在有别的想法就不合适了。

We're having second thoughts about our copying needs.

我们改变主意了。

Government sources deny that minsiters are having second thoughts.

政府方面否认将另谋打算。

Ronaldo hasn't even given us a second thought.

罗纳多根本不想为了我们背叛胡娇。