顶部的管道定时释放含有养分的水，滋养那些可爱的植物。
Piping at the top periodically releases water mixed with fertilizer, dampening the felt and nourishing the plants.
“海洋生态系统是由多种资源孕育而非单一依靠冰川，”胡德说，“例如，洋面上升是一种自然循环现象，富含养分的冷水从海底升起，滋养了海面的生物。 但是，由于冰川的融化而导致大量淡水突如其来涌入海洋，这可能会破坏洋流的正常循环。”
But a sudden influx of fresh water from melting ice could also disrupt the ocean currents that drive upwelling.
这样一个细胞不再得到养分或滋养，并停止对存在的毒素排毒。
Such a cell ceases to be fed or nourished and ceases to detoxify the toxins present.
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