单词	bottom dyeing
释义	bottom dyeing 底层染色
随便看	pollution of groundwater pollution of ground water pollution of heavy elements pollution of heavy metal pollution of heavy metals pollution of herbicide pollution of lake pollution of manure pollution of mariculture pollution of marine environment pollution of membrane pollution of membrane tube pollution of Mn dregs pollution of natural water pollution of oil ship Pollution of oil spillage pollution of paddy soils pollution of pcbs pollution of pesticide Pollution of pesticides pollution of plant nutritions pollution of reservoir pollution of river pollution of sea pollution of sea by oil