brazen something out
phrasal verb with brazen verb uk/ˈbreɪ.zən/ us/ˈbreɪ.zən/
厚着脸皮做…
to act confidently and not admit that a problem exists
I decided to brazen it out and hoped they wouldn't notice the scratch on the car. 我决定厚着脸皮混过去，希望他们不会注意汽车上的擦痕。