hazardous substances

英 美
  • 有害物质
  • hazardous adj.危险的;冒险的;碰运气的
    1. They were trying to remove harmful substances from the soil.
      他们正设法去除土壤里的有害物质。
    2. Those who illegally dump hazardous substances should be held accountable.
      非法倾倒有害物质者应该承担责任。