Daily Chinese Idiom Guessing Game
To be greatly shocked or surprised by something unexpected.
形容对发生的事感到十分意外。
明·冯梦龙《警世通言》第28卷则一张那员外大吃一惊，回身便走，来到后边，望后倒了。”
She was taken aback by the sudden news, completely 大吃一惊.