Definition

Examples

• 工厂排放的污物污染了河流。
  Gōngchǎng páifàng de wū wù wūrǎn le héliú.
  The waste discharged by the factory polluted the river.
• 这些污物需要经过处理才能排放。
  Zhèxiē wū wù xūyào jīngguò chǔlǐ cáinéng páifàng.
  This sewage needs to be treated before it can be discharged.
• 城市的下水道系统负责收集污物。
  Chéngshì de xiàshuǐdào xìtǒng fùzé shōují wū wù.
  The city's sewer system is responsible for collecting sewage.