柯林斯词典retrace /rɪˈtreɪs/ (retracing,retraced,retraces) 1. V-T If you retrace your steps or retrace your way, you return to the place you started from by going back along the same route. 折返 He retraced his steps to the spot where he'd left the case. 他折回到他留下箱子的地方。 返回 retrace剑桥词典to go back over something, for example a path or a series of past actions 沿原路返回；回忆；追溯 When he realized he had lost his keys , he retraced in his mind his movements that day . 他发现钥匙丢了，就把那天自己的一举一动都在脑子里过了一遍。 习语retrace your steps 返回 retrace