go blank
US /ɡoʊ blæŋk/
UK /ɡoʊ blæŋk/

1.
一片空白, 想不起来
to be unable to remember something or think of anything to say
:
•
When the teacher asked me the question, my mind suddenly went blank.
当老师问我问题时,我的大脑突然一片空白。
•
I tried to remember her name, but I just went blank.
我试图记住她的名字,但我只是一片空白。