这种污染物很容易在大范围的地理区域内扩散,保持其毒性,并具有在生物脂肪组织内积累的倾向。
The pollutants disperse easily across wide geographic areas, retain their toxicity, and have a tendency to accumulate in the fatty tissues of organisms.
但银同样也会在环境中积累,当其达到一定浓度时将有毒性。
But silver can also accumulate in the environment and, at certain levels, prove toxic.
您不要急于服用维生素a补充药物,如果摄入过多维生素a,机体无法将其排出,会积累产生毒性。
If you do not have to rush to take vitamin a supplements, excessive intake of vitamin a, which the body does not discharge it, will produce toxic accumulation.
应用推荐