名词
中文翻译：Unknown
同义词：
['retrograde', 'rewind', 'backtrack']
例句：
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1.The company decided to back track on its previous decision.
该公司决定撤销之前的决策。
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2. The car's engine has a tendency to back track when the throttle is applied too aggressively.
当油门踩得过猛时，这辆车的发动机容易回退。
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3. She backed tracked her story to avoid giving away any secrets.
她回溯了自己的故事以避免泄露任何秘密。