on second thought

US /ɑːn ˈsek.ənd θɑːt/
UK /ɑːn ˈsek.ənd θɑːt/
"on second thought" picture
1.

再想想, 重新考虑

used to say that you have changed your mind or that you have a new idea that is better than your previous one

:
I'll have the chicken, no, on second thought, I'll have the fish.
我要鸡肉,不,再想想,我要鱼肉。
Let's go to the park. Actually, on second thought, it might rain.
我们去公园吧。其实,再想想,可能会下雨。