have second thoughts
US /hæv ˌsek.ənd ˈθɑːts/
UK /hæv ˌsek.ənd ˈθɑːts/

成語
1.
打退堂鼓, 改變主意
to change your mind about something, or to start to doubt a decision you have made
範例:
•
I was going to buy that car, but I'm starting to have second thoughts.
我本來要買那輛車,但我開始打退堂鼓了。
•
She agreed to the plan, but later she had second thoughts.
她同意了那個計畫,但後來她改變了主意。
在 Lingoland 學習這個單詞