| 单词 | herbicides |
| 例句 | 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〔ecology〕Herbicides used in the 1970s caused damage to the ecology that would take a hundred years to heal.1970年代所使用的除草剂造成了对自然环境的损害，将需时一百年方能复原。文馨英汉〔no-till〕A system for planting crops without plowing, using herbicides to control weeds and resulting in reduced soil erosion and the preservation of soil nutrients.不整地种植：不犁地而以除草剂控制杂草，以减少土壤侵蚀并保持地力的耕耘谷物系统美国传统 |
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