在这家大型公司里，员工们常觉得自己只是无名无姓的螺丝钉。

Employees often feel like just another ___faceless cog in this huge corporation.

监控录像里只拍到了一个模糊的、没有面部特征的背影。

The surveillance footage only captured a blurry, ___faceless figure from behind.