be miles away

US /biː maɪlz əˈweɪ/
UK /biː maɪlz əˈweɪ/
"be miles away" picture
1.

estar en las nubes, estar distraído

to be thinking about something else and not paying attention to what is happening around you

:
I tried talking to him, but he was miles away.
Intenté hablar con él, pero estaba en las nubes.
She must have been miles away, because she didn't hear a word I said.
Ella debe haber estado en las nubes, porque no escuchó una palabra de lo que dije.