gloss over

US /ɡlɔs ˈoʊvər/
UK /ɡlɔs ˈoʊvər/
"gloss over" picture
1.

掩盖, 粉饰, 避而不谈

to avoid discussing something in detail, especially something unpleasant or problematic

:
The report tended to gloss over the negative aspects of the project.
这份报告倾向于掩盖项目的负面影响。
She tried to gloss over her mistakes during the presentation.
她在演示中试图掩饰自己的错误。