ㄅㄧˋㄇㄣˊménㄍㄨㄟguīㄉㄡˋdòu

  1. 比喻貧苦人家貧苦人家居住簡陋參見篳門圭窬左傳·》:篳門閨竇難為。』」

wicker door, hole window (idiom)​; fig. wretched hovel, living in poverty