rookery
/ˈrʊkərɪ/noun
(pl. -ies)
1- a breeding colony of rooks, typically seen as a collection of nests high in a clump of trees秃鼻乌鸦群; 秃鼻乌鸦结巢处（尤指见于树丛高处的群巢）。
1.1
- a breeding colony of seabirds (especially penguins), seals, or turtles（海鸟［尤指企鹅］、海豹或海龟的）群; 群栖处。
1.3
- figurative a dense collection of housing, especially in a slum area〈喻〉（尤指贫民区的）拥挤的住宅群; 贫民窟。