Definition
This describes a situation where one cannot recall any information or a specific detail; a complete failure to remember.
腦中一片空白
When asked the question, his mind went completely blank and he forgot the answer entirely.
當被問到這個問題時，他的腦中一片空白，完全忘記了答案。
During the exam, I tried to recall the formulas, but my mind went blank.
考試時，我試著回想公式，但我的腦中一片空白。
I was supposed to give a speech, but as soon as I got on stage, my mind went blank.
我本來應該發表演講，但一上台，我的腦中就一片空白。