zone out

US /zoʊn aʊt/
UK /zoʊn aʊt/
"zone out" picture
1.

走神, 發呆

to stop paying attention, especially because you are bored or tired

:
I tend to zone out during long meetings.
我開長會時容易走神
She just zoned out and didn't hear a word I said.
她只是走神了,沒聽到我說的一個字。