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VERB
改變（說法、決定等）；出爾反爾
If you backtrack on a statement or decision you have made, you do or say something that shows that you no longer agree with it or support it.
例句
The committee backtracked by scrapping the controversial bonus system...
委員會改變主意，放棄了有爭議的獎金制度。
The finance minister backtracked on his decision.
財政部長收回了他的決定。
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VERB
原路返回
If you backtrack, you go back along a path or route you have just used.
例句
Leonard jumped in his car and started backtracking...
倫納德跳進車里，開始原路折返。
We had to backtrack to the corner and cross the street.
我們不得不原路返回到拐角處過街。
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VERB
倒回（描述或解釋內容）
If you backtrack in an account or explanation, you talk about things which happened before the ones you were previously talking about.
例句
Can we just backtrack a little bit and look at your primary and secondary education?
我們能不能回過頭來談談你的小學和中學教育？