v.重描；折回；追溯
We should not retrace the route our forefathers had taken. 我们不应重走我们祖先走过的老路。
I need to retrace my steps and find that location. 我需要循着原路返回。
I dropped my keys and had to retrace my steps for nearly a mile before I found them. 我把钥匙丢失了，结果只得顺原路折回，走了差不多一英里才找到。
He often retraces the happy time during his young age. 他经常回忆起年轻时代的幸福时光。
The police retraced the movements of the murder victim. 警方追溯了被谋杀者当时的动作。
