1. In the U.S. presidential election 2020, while the votes were being counted, Michigan GOP backtracked after blocking vote certification.2. The government official refused to backtrack from his criticisms of the proposed stimulus package.3. The police officers were forced to backtrack on their statements because the suspect had an iron-clad alibi.4. The government backtracked on plans that would have paid out stimulus money to millions of people.
180度大轉變 善變 中途變卦
改變意見 收回意見 改變說法
 to backtrack to change one's mind/opinion
to backtrack (on/from) = 改變之前的說法或意見，例如一開始我說某食物好吃，後來卻說難吃，或承認之前說錯話