rabbit hole

US /ˈræb.ɪt ˌhoʊl/
UK /ˈræb.ɪt ˌhoʊl/
"rabbit hole" picture
1.

buraco de coelho, toca de coelho

a burrow dug by rabbits as a dwelling

:
The dog sniffed around the rabbit hole, hoping to find its occupant.
O cão farejou o buraco do coelho, esperando encontrar seu ocupante.
We saw a tiny rabbit hole at the base of the old oak tree.
Vimos um pequeno buraco de coelho na base do velho carvalho.
2.

buraco de coelho, situação complexa, espiral

a metaphor for a bizarre, confusing, or difficult situation or process that is hard to escape from, often leading to further complications or unexpected discoveries

:
I fell down a rabbit hole of conspiracy theories online.
Caí num buraco de coelho de teorias da conspiração online.
Researching my family history led me down a fascinating rabbit hole.
Pesquisar a história da minha família me levou a um fascinante buraco de coelho.