释义 |
DEFINITIVE EXAMPLES 权威例句〔dioxin〕Any of several carcinogenic or teratogenic heterocyclic hydrocarbons that occur as impurities in petroleum-derived herbicides.戴奥辛:一种致癌或致畸杂环族碳氢化合物,在从石油提取的除锈剂中以不纯物出现美国传统〔scrub〕To remove impurities from (a gas) chemically.净化:化学上去除(气体中)不纯物质美国传统 |