Such events are particularly associated with hill farming areas, where sheep range widely on largely unfenced land.

这类赛事经常举行于山农区，在那里为散布于大面积的没有围栏的草地。

The two floor openings were totally unfenced and the workers were not provided with any safety belt or fall arresting device.

两个洞口无围栏阻隔，亦无给予工人安吊带或防堕装置。