| 单词 | contaminant |
| 释义 | contaminant (once / 28276 pages) n WORD FAMILY contaminant: contaminants USAGE EXAMPLESIt appeared on no federal or state list of contaminants. New York Times(Jan 06, 2016) The company spent $275 million on upgrades at the Georgia plant and adopted new testing procedures to screen for contaminants. New York Times(Dec 13, 2016) State health officials this spring withdrew those warnings after deciding the earlier contaminant threshold was too low. Seattle Times(Dec 07, 2016) n a substance that contaminates Syn|Hyper contamination material, stuff the tangible substance that goes into the makeup of a physical object |
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