Slugs feed on decaying plant and animal material.蛞蝓以腐烂的动植物为食。They feed mostly on decaying vegetable matter.它们大多以腐烂的蔬菜为食。The fish and crabs scavenge for decaying tissue.鱼和蟹搜寻腐烂的组织为食....
Humus is dead, decaying organic matter. NOT inorganic fertilizer.腐殖质是已死的 、 腐烂中的有机物质. 而不是无机肥料....families marooned in decaying inner-city areas.无法脱离日益衰败的内城区的家庭They believe that the humic materials are leached from decayin...