基本解释[土木建筑工程]腐化污泥英汉例句双语例句Pathogens such as bacteria and viruses are widely spread in septic tanks, sewage sludge, wastewater and other sources.细菌和病毒等致病微生物广泛存在于化粪池、污水污泥、废水等源头。septic sludge更多例句词组短语短语Sludge septic 腐化污泥settled sludge in septic tank 粪泥septic sludge更多词组专业释义土木建筑工程腐化污泥