The first basin would be filled with soil and a drain would be located at the bottom to allow leach of nutrients.
上面的盆子装满土并在底部安装向下渗透养分的管子。
2
To really disinfect the sink and drain, clean them twice a week with a solution of one tablespoon of bleach and one quart of water: scrub the basin, then pour the solution down the drain.
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