About
HSK levels

    变质 變質

    biànzhì

    1. to degenerate; to deteriorate; (of food) to go bad; to go off
    2. (geology) metamorphism

    这些牛奶在冰箱里放了一周,已经变质了。 zhèxiē niúnǎi zài bīngxiāng lǐ fàng le yī zhōu, yǐjīng biànzhì le.