shuāng / fāng / zài / jià / gé / wèn / tí / shàng / cháng / qī / lā / jù / shǐ / zhōng / méi / yǒu / dá / chéng / xié / yì双方在价格问题上长期拉锯,始终没有达成协议。The two sides have been locked in a long tug-of-war over the price and have never reached an agreement.