Huó / dòng / zuì / hòu / yì / tiān / diàn / lǐ / yòng / bái / cài / jià / qīng / cāng / chǔ / lǐ。

活动最后一天，店里用白菜价清仓处理。

On the last day of the promotion, the store cleared out its remaining stock at rock-bottom prices.