verb · to emit or release waste substances like exhaust gas or wastewater into the environment

工厂必须减少废气排放以保护环境。

verb · to place or set things in a specific order or position

货架上的商品排放得十分整齐。

verb · the biological process of discharging reproductive cells such as ova or semen

这些鱼类通过排放精子来繁殖后代。