dereliction
noun uk/ˌder.əˈlɪk.ʃən/ us/ˌder.əˈlɪk.ʃən/
(FAILURE)
[ C or U ]玩忽职守，渎职
(a) failure to do what you should do
What you did was a grave dereliction of duty. 你的所作所为是严重的渎职。
(IN BAD CONDITION)
[ U ]（尤指建筑物）荒废；弃置
(especially of a building) a state of not being cared for
The old railway station was in a state of dereliction. 老火车站当时处于废弃状态。