citadel

名词 citadel:

1. a stronghold into which people could go for shelter during a battle
   同义词：bastion

1. The fortified height or citadel of an ancient Greek city.
   卫城古希腊城市的设防的城堡或要塞
2. This citadel is built on high ground for protecting the city.
   这座城堡建于高处是为保护城市。
3. Here was a citadel in the Second World War.
   在二战中，这儿是一处避难所。

cit.a.del

n.（名词）
A fortress in a commanding position in or near a city.
城堡：在一个城市内或其附近的处于控制地位的堡垒
A stronghold or fortified place; a bulwark.
要塞：一个坚固或得到加固的地方；堡垒

来源：
French citadelle
法语 citadelle
from Italian cittadella [diminutive of] città [city]
源自 意大利语 cittadella [] città 的小后缀 [城市]
from Latin covit3s * see city
源自 拉丁语 covit3s *参见 city