About
HSK levels

    腐蚀 腐蝕

    fǔshí

    1. corrosion; to corrode (degrade chemically)
    2. to rot
    3. corruption

    长期暴露在空气中,金属会被腐蚀。 Chángqī bàolù zài kōngqì zhōng, jīnshǔ huì bèi fǔshí.