kòngbái
ㄎㄨㄥˋ ㄅㄞˊ
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
我的腦一片空白。
wǒ de nǎo yí piàn kòngbái
My mind was blank.
Keep 空白 and it comes back until you know it.