bù / fǎ / shāng / fàn / zài / shí / yòng / yóu / zhōng / chān / jiǎ / qǐ / tú / jiàng / dī / chéng / běn不法商贩在食用油中搀假,企图降低成本。Illegal vendors diluted the cooking oil with inferior material in an attempt to reduce costs.