The scanner disregards surface details, such as fingerprints, lines, scars, and dirt, as well as fingernails, which may grow or be cut from day to day.

扫描仪不是采集表面信息，例如指纹、、和尘土，比如象指甲，它可以每天会成长或剪断。

youdao

Furthermore, the length of a female employee's fingernails, as well as her hair, can also be determined by her immediate superiors.

不仅如此，女性雇员的指甲长度、发型也可由她的直接上级决定。

youdao

The Milliyet newspaper said a forensic medicine lab will examine samples from Sierra's fingernails as well as hair and other samples from a blanket found near her body.

WSJ: Turkish police seek clues in NYC woman's death