cross pollutant

例句：

1. 1. The factory's emissions have caused serious cross pollutant problems in the nearby area.
   工厂的排放物在附近地区造成了严重的交叉污染问题。
2. 2.The scientists are studying the effects of cross pollutants on the environment.
   科学家们正在研究交叉污染物对环境的影响。
3. 3.The city has implemented stricter regulations to prevent cross pollutants from entering the water system.
   该市实施了更严格的规定，以防止交叉污染物进入水系统。