About
HSK levels

    排放

    páifàng

    1. to emit; to discharge (exhaust gas, waste water etc)
    2. to arrange in order
    3. (of animals) to ovulate; to discharge semen

    工厂不能随意排放污水。 Gōngchǎng búnéng suíyì páifàng wūshuǐ.