如果它们的单元门是打开的而有人溜达进来，它们就必须慢下来或者停止。
If the doors to their cells open and someone wanders in they must slow down or stop.
有些单元门上面还放了某户人家不再珍视而遗弃的花草，甚至废旧的材料和家具，感觉着既臃繁却又有人味儿。
Some gates have even become collection points for abandoned house plants, or old furnitures and other objects, giving a feeling of congestion and yet with a humane favour to it.
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