vt.回溯，折回，追溯，回顾，沿原路返回，重走(别人走过的路线)，找出

原形：retrace第三人称单数：retraces过去式：retraced过去分词：retraced现在分词：retracing

She tried to retrace her steps to find the lost keys.
她试图顺着原路返回去寻找丢失的钥匙。
The detective retraced the suspect's movements on the night of the crime.
侦探重走了嫌疑人在犯罪当晚的行动路线。
He attempted to retrace the evolution of the species through fossil records.
他尝试通过化石记录来追溯该物种的进化过程。
Can you retrace your thoughts and explain how you arrived at that conclusion?
你能回顾一下你的思路，解释你是如何得出那个结论的吗？
The hiker retraced his path through the dense forest to return to the campsite.
徒步者穿过茂密的森林，沿着原路返回营地。
After getting lost, they had to retrace their journey back to the main road.
迷路后，他们不得不沿着来时的路返回主干道。
The historian retraces the key events leading up to the revolution in her book.
历史学家在她的书中重新梳理了导致革命的关键事件。
To debug the program, we need to retrace the execution flow step by step.
为了调试程序，我们需要一步步地回溯执行流程。
She retraced the embroidery pattern carefully, ensuring not to miss any stitches.
她仔细地重描刺绣图案，确保没有遗漏任何针脚。
The psychologist asked the patient to retrace the memories from their childhood.
心理学家请患者回忆童年时期的记忆。