fingerprint

指紋

Police found a clear fingerprint on the broken window.

警方在破掉的窗戶上找到一枚清晰的指紋。

特徵、識別標記

Every virus leaves a chemical fingerprint scientists can trace.

每種病毒都會留下科學家可以追查的化學特徵。

採指紋、按指紋

All new employees are fingerprinted before they start work.

所有新進員工在上工前都要採指紋。