捂脸 (Facepalm)

• Elle Hunt, New emojis: fans of breakfast foods have a lot to like in Unicode update, The Guardian, June 3, 2016

A hand shown pressing against the head of a person, commonly written as “Face palm”. Used to display frustration or embarrassment at the ineptitude of a person or situation, “Face palm” is one of 72 new emojis being released on 21 June. Photo: Emojipedia.