Save face 保住面子
to keep your reputation and avoid others losing respect for you.
I was late for the meeting but tried to save face by blaming an urgent call.
Make a face 做鬼脸
The teacher scolded Jimmy for making faces at her from the back of class.
Get out of my face!
If this guy doesn't get out of my face soon, I'm going to call security.
Sb's face falls
Her face fell when she heard he wasn't coming.
Be written all over (one's) face
Jenny said she wasn't scared before we went into the haunted house, but terror was written all over her face.