| 例句 |
contaminantsnounpl. of contaminant something that is or that makes impurea filter to remove contaminants from the drinking water adulterants, contaminations, defilements, impurities, pollutants blotches, blots, spots, stains, taintsdirt, filth, grime, muck, scums, sludges, smut, soilblemishes, defects, disfigurements, faults, flawsabnormalities, imperfections, irregularities clarifiers, filters, purifiers, refinerspurities |