tracing meaning in English
n.
追踪，追溯，追查；描摹，映写，复写；摹图；映写图，透写物；示踪，显迹；【物理学】线路图寻迹；自动仪表的记录图像。
Examples
- The report has been traced back to you .
这个谣言追究到你这里来了。 - I've gone through all the traces too .
我还仔细查阅了所有的历史记载。 - There is n't a trace of a smile on her face ..
她脸上没有一丝笑容。 - The police do all that they can do to trace him .
警察千方百计追捕他。 - It is hard to trace the order of discovery .
很难查出谁是最先发现的人。