Opened Xunjinggai or rely on a haystack, or diagonally in the square table scrap to remind passers prevent careless pedestrians fell mortally wounded pit under ousted.

• 打开的窨井盖或倚靠一把竹椅，或斜抵废弃的方桌，以提醒过往行人，防止行人不小心掉入坑中。