名词
中文翻译：Unknown
同义词：
['retrograde point', 'retraced point', 'retrograde point']
例句：
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1. The team decided to backtrack on their previous decision.
团队决定撤销之前的决策。
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2.The map had a backtracking point at the crossroads.
地图在十字路口有一个回溯点。
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3. The scientist used a backtracking point to trace the origin of the virus.
科学家使用一个回溯点来追踪病毒的起源。