Definition

Examples

• 工厂必须处理废水才能排放。
  Gōngchǎng bìxū chǔlǐ fèi shuǐ cáinéng páifàng.
  Factories must treat wastewater before discharging it.
• 生活废水直接排入河流会污染环境。
  Shēnghuó fèi shuǐ zhíjiē pái rù héliú huì wūrǎn huánjìng.
  Discharging domestic wastewater directly into rivers pollutes the environment.
• 这种新技术能有效净化废水。
  Zhè zhǒng xīn jìshù néng yǒuxiào jìnghuà fèi shuǐ.
  This new technology can effectively purify wastewater.