your guess is as good as mine

Phrase

 * 1)  I don't know; I have no idea.

Translations

 * Arabic: مَا الْمَسْؤُولُ بِأَعْلَمَ مِنَ السَّائِلِ
 * Belarusian: бабка надвае сказала
 * Italian: ne so quanto te
 * Polish:
 * Russian: