The key is very common mark evidence in present crime scene. The successful or failed key test tends to play a direct role in cracking down the case.

钥匙是目前刑事案件现场中较为常见的一种痕迹物证，对于钥匙的检验成功与否往往直接关系到案件的侦破。

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The key is very common mark evidence in present crime scene. The successful or failed key test tends to play a direct role in cracking down the case.

钥匙是目前刑事案件现场中较为常见的一种痕迹物证，对于钥匙的检验成功与否往往直接关系到案件的侦破。

youdao