1. 衰老：decrepitate 烧烤 | decrepitude 衰老 | decres hisi 中间裁定
2. 衰老/老耄/老朽：decrepitate /发出响声地烧烤/烧得发出轻脆声响/ | decrepitude /衰老/老耄/老朽/ | decrescence /渐减/
3. 衰老、破旧：magnitude 大小;重大;星等 | decrepitude 衰老、破旧 | turpitude 邪恶,卑鄙(行为)
1. 破旧;年久失修;衰老;老朽
Decrepitude is the state of being very old and in poor condition.
e.g. The building had a general air of decrepitude and neglect.
这座建筑看上去破旧失修，无人照管。