rabbit hole

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

兔子洞

a burrow dug by rabbits as a dwelling

:
The dog sniffed around the rabbit hole, hoping to find its occupant.
狗在兔子洞周圍嗅探,希望能找到裡面的住戶。
We saw a tiny rabbit hole at the base of the old oak tree.
我們在老橡樹的底部看到了一個很小的兔子洞
2.

兔子洞, 複雜局面, 無底洞

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.
我在網上陷入了陰謀論的兔子洞
Researching my family history led me down a fascinating rabbit hole.
研究我的家族歷史讓我陷入了一個迷人的兔子洞