To expose hidden evildoers and bring to light concealed wrongdoings or malpractices.
侦探经过缜密调查，终于擿奸发伏，让真相大白
After meticulous investigation, the detective finally exposed the hidden culprits and revealed the truth.
Next Idiom
To expose hidden evildoers and bring to light concealed wrongdoings or malpractices.