1·But absorbing superabundance copper can lead to copper toxicity, inducing arrhythmia, even renal failure, uraemia, and shock.
但铜吸收过多可发生铜中毒，如心律失常，严重时会出现肾功能衰竭、尿毒症、休克等。
2·Superabundance of salinity in the soil imperils the growth of the mass of plants, especially does more harm to croppers which have lower tolerance to salinity.
土壤中盐份过多会危害大多数植物的正常生长，尤其对耐盐性较低的农作物危害更大。