单词	methyl parathion
释义	methyl parathion noun : a highly toxic synthetic organophosphate insecticide C8H10NO5PS Methyl parathion, a restricted-use organophosphate insecticide that affects the central nervous system, is formulated only for outdoor use on cotton, soybeans, and other crops. Chemical & Engineering News Example Sentences Recent Examples on the Web At least 144 containers were labeled as methyl parathion and had liquids remaining in the bottoms. jsonline.com, 15 Feb. 2017 Word History First Known Use 1957, in the meaning defined above Medical Definition methyl parathion noun : a potent synthetic organophosphate insecticide C8H10NO5PS that is more toxic than parathion
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