rattrap

名词 rattrap:

1. a difficult entangling situation
2. filthy run-down dilapidated housing
3. a trap for catching rats

rat.trap

n.（名词）
A device for trapping rats.
捕鼠夹：用来捕捉老鼠的器具
Informal A dilapidated or unsanitary dwelling.
【非正式用语】 陋室：破旧，衰败或肮脏的住宅