retrace

詞型變化：

名詞:retracement 動詞過去式:retraced 過去分詞:retraced 現在分詞:retracing 第三人稱單數:retraces 形容詞:retraceable 英文字典

英文解釋：

動詞 retrace:

1. to go back over again
   同義詞：trace
2. reassemble mentally
   同義詞：reconstruct, construct

英文造句：

1. I dropped my keys and had to retrace my steps for nearly a mile before I found them.
   我把鑰匙丟失了，結果只得順原路折回，走了差不多一英里才找到。
2. The police retraced the movements of the murder victim.
   警方追溯了被謀殺者當時的動作。
3. He often retraces the happy time during his young age.
   他經常回憶起年輕時代的幸福時光。