paper trail
noun [ C usually singular ] uk/ˈpeɪ.pə ˌtreɪl/ us/ˈpeɪ.pɚ ˌtreɪl/
（对某人活动作记载的）纸上跟踪，系列文件，档案
a series of documents that show a record of your activities
| 单词 | paper trail |
| 释义 | paper trail noun [ C usually singular ] uk/ˈpeɪ.pə ˌtreɪl/ us/ˈpeɪ.pɚ ˌtreɪl/ （对某人活动作记载的）纸上跟踪，系列文件，档案 a series of documents that show a record of your activities |
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