zone
[zon]
n. 地区、地带
v. 将⋯⋯划作特殊区域；指定⋯⋯为某项用途的区域
This is a no-smoking zone, so please put out your cigarette.
这是非吸烟区，所以请您把菸熄掉。
That zone of the city is blocked o ff by police.
城里那一区被警方封锁了。
Police have zoned off this street while they carry out their investigation.
警方在进行调查时已将这条街道划作特殊区域。