打掩护

打掩护

Literally means:

provide cover for

Actually means:

cover up

掩护 means trying to secure the actions of the troop or personnel in a battle, or protecting somebody in secret.

Metaphorically, it means covering up truths for sb or shielding bad persons or evil deeds. Derogatory.

掩护，指作战时设法保障部队或人员安全地行动，也指暗中保护。

比喻替人遮盖、掩饰真相，或包庇坏人坏事。具有贬义色彩。