photo bomb
在拍照时意外出现在照片中，通常是为了引起注意或幽默的目的。
口语·拍照恶作剧
英文释义
to unexpectedly appear in a photo being taken, usually by standing in the background and intentionally drawing attention away from the main subject
例句
My dog photo bombed our family picture by jumping into the frame.
典故来源
21世纪网络文化产物，指在拍照时故意或意外闯入镜头，制造幽默效果。