n.蠕虫；寄生虫
The prevailing conditions in activated sludge may even promote the hatching of some helminth eggs. 在活性污泥中，适宜的条件甚至可能刺激一些蠕虫卵的孵化。
驱虫,驱肠虫药,驱肠虫剂,抗肠虫药
